Home / 28,369,753,071.49-42,565,377,309.72-17,032,847,139.55

Finding the Fourth Proportional to 28,369,753,071.49, 42,565,377,309.72 and 17,032,847,139.55

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Solution

The fourth proportional to 28,369,753,071.49, 42,565,377,309.72 and 17,032,847,139.55 is: 25,555,723,496.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,369,753,071.49 : 42,565,377,309.72 = 17,032,847,139.55 : x
  2. Step 2: Convert to fraction form
    28,369,753,071.49/42,565,377,309.72 = 17,032,847,139.55/x
  3. Step 3: Cross multiply
    28,369,753,071.49x = 42,565,377,309.72 × 17,032,847,139.55
  4. Step 4: Simplify right side
    28,369,753,071.49x = 725,009,565,153,730,756,608
  5. Step 5: Solve for x
    x = 725,009,565,153,730,756,608/28,369,753,071.49
  6. Step 6: Final answer
    x = 25,555,723,496.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.