Home / 1,214,267,882.76-1,675,690,238.85-657,350,929.83

Finding the Fourth Proportional to 1,214,267,882.76, 1,675,690,238.85 and 657,350,929.83

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Solution

The fourth proportional to 1,214,267,882.76, 1,675,690,238.85 and 657,350,929.83 is: 907,144,586.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,267,882.76 : 1,675,690,238.85 = 657,350,929.83 : x
  2. Step 2: Convert to fraction form
    1,214,267,882.76/1,675,690,238.85 = 657,350,929.83/x
  3. Step 3: Cross multiply
    1,214,267,882.76x = 1,675,690,238.85 × 657,350,929.83
  4. Step 4: Simplify right side
    1,214,267,882.76x = 1,101,516,536,615,102,336
  5. Step 5: Solve for x
    x = 1,101,516,536,615,102,336/1,214,267,882.76
  6. Step 6: Final answer
    x = 907,144,586.67

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Half scale
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Double scale
Find fourth proportional to 1,214,267,883.76, 1,675,690,240.23 and 657,350,930.83
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.