Home / 1,057,437,789.19-1,459,176,439.35-581,103,111.76

Finding the Fourth Proportional to 1,057,437,789.19, 1,459,176,439.35 and 581,103,111.76

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Solution

The fourth proportional to 1,057,437,789.19, 1,459,176,439.35 and 581,103,111.76 is: 801,874,094.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,437,789.19 : 1,459,176,439.35 = 581,103,111.76 : x
  2. Step 2: Convert to fraction form
    1,057,437,789.19/1,459,176,439.35 = 581,103,111.76/x
  3. Step 3: Cross multiply
    1,057,437,789.19x = 1,459,176,439.35 × 581,103,111.76
  4. Step 4: Simplify right side
    1,057,437,789.19x = 847,931,969,513,161,856
  5. Step 5: Solve for x
    x = 847,931,969,513,161,856/1,057,437,789.19
  6. Step 6: Final answer
    x = 801,874,094.33

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Half scale
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Double scale
Find fourth proportional to 1,057,437,790.19, 1,459,176,440.73 and 581,103,112.76
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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.