Home / 1,558,070,009.57-2,337,248,686.71-508,813,712.59

Finding the Fourth Proportional to 1,558,070,009.57, 2,337,248,686.71 and 508,813,712.59

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Solution

The fourth proportional to 1,558,070,009.57, 2,337,248,686.71 and 508,813,712.59 is: 763,267,487.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,070,009.57 : 2,337,248,686.71 = 508,813,712.59 : x
  2. Step 2: Convert to fraction form
    1,558,070,009.57/2,337,248,686.71 = 508,813,712.59/x
  3. Step 3: Cross multiply
    1,558,070,009.57x = 2,337,248,686.71 × 508,813,712.59
  4. Step 4: Simplify right side
    1,558,070,009.57x = 1,189,224,181,531,016,960
  5. Step 5: Solve for x
    x = 1,189,224,181,531,016,960/1,558,070,009.57
  6. Step 6: Final answer
    x = 763,267,487.49

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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.