Home / 1,478,435,123.04-2,039,914,295.16-875,306,264.46

Finding the Fourth Proportional to 1,478,435,123.04, 2,039,914,295.16 and 875,306,264.46

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Solution

The fourth proportional to 1,478,435,123.04, 2,039,914,295.16 and 875,306,264.46 is: 1,207,729,533.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,435,123.04 : 2,039,914,295.16 = 875,306,264.46 : x
  2. Step 2: Convert to fraction form
    1,478,435,123.04/2,039,914,295.16 = 875,306,264.46/x
  3. Step 3: Cross multiply
    1,478,435,123.04x = 2,039,914,295.16 × 875,306,264.46
  4. Step 4: Simplify right side
    1,478,435,123.04x = 1,785,549,761,515,053,568
  5. Step 5: Solve for x
    x = 1,785,549,761,515,053,568/1,478,435,123.04
  6. Step 6: Final answer
    x = 1,207,729,533.54

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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.