Home / 579,355,799.16-799,526,155.59-315,053,250.24

Finding the Fourth Proportional to 579,355,799.16, 799,526,155.59 and 315,053,250.24

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Solution

The fourth proportional to 579,355,799.16, 799,526,155.59 and 315,053,250.24 is: 434,781,725.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,355,799.16 : 799,526,155.59 = 315,053,250.24 : x
  2. Step 2: Convert to fraction form
    579,355,799.16/799,526,155.59 = 315,053,250.24/x
  3. Step 3: Cross multiply
    579,355,799.16x = 799,526,155.59 × 315,053,250.24
  4. Step 4: Simplify right side
    579,355,799.16x = 251,893,313,970,521,472
  5. Step 5: Solve for x
    x = 251,893,313,970,521,472/579,355,799.16
  6. Step 6: Final answer
    x = 434,781,725.38

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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.