Home / 1,688,445,624.26-2,330,055,182.33-935,807,390.36

Finding the Fourth Proportional to 1,688,445,624.26, 2,330,055,182.33 and 935,807,390.36

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Solution

The fourth proportional to 1,688,445,624.26, 2,330,055,182.33 and 935,807,390.36 is: 1,291,414,321.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,445,624.26 : 2,330,055,182.33 = 935,807,390.36 : x
  2. Step 2: Convert to fraction form
    1,688,445,624.26/2,330,055,182.33 = 935,807,390.36/x
  3. Step 3: Cross multiply
    1,688,445,624.26x = 2,330,055,182.33 × 935,807,390.36
  4. Step 4: Simplify right side
    1,688,445,624.26x = 2,180,482,859,571,031,296
  5. Step 5: Solve for x
    x = 2,180,482,859,571,031,296/1,688,445,624.26
  6. Step 6: Final answer
    x = 1,291,414,321.10

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Double scale
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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.