Home / 159,600,069,472.68-220,247,952,124.58-90,090,344,465.91

Finding the Fourth Proportional to 159,600,069,472.68, 220,247,952,124.58 and 90,090,344,465.91

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Solution

The fourth proportional to 159,600,069,472.68, 220,247,952,124.58 and 90,090,344,465.91 is: 124,324,594,220.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,600,069,472.68 : 220,247,952,124.58 = 90,090,344,465.91 : x
  2. Step 2: Convert to fraction form
    159,600,069,472.68/220,247,952,124.58 = 90,090,344,465.91/x
  3. Step 3: Cross multiply
    159,600,069,472.68x = 220,247,952,124.58 × 90,090,344,465.91
  4. Step 4: Simplify right side
    159,600,069,472.68x = 19,842,213,874,815,104,712,704
  5. Step 5: Solve for x
    x = 19,842,213,874,815,104,712,704/159,600,069,472.68
  6. Step 6: Final answer
    x = 124,324,594,220.88

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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.