Home / 13,652,128,079.52-20,478,192,124.14-3,837,475,691.52

Finding the Fourth Proportional to 13,652,128,079.52, 20,478,192,124.14 and 3,837,475,691.52

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Solution

The fourth proportional to 13,652,128,079.52, 20,478,192,124.14 and 3,837,475,691.52 is: 5,756,213,538.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652,128,079.52 : 20,478,192,124.14 = 3,837,475,691.52 : x
  2. Step 2: Convert to fraction form
    13,652,128,079.52/20,478,192,124.14 = 3,837,475,691.52/x
  3. Step 3: Cross multiply
    13,652,128,079.52x = 20,478,192,124.14 × 3,837,475,691.52
  4. Step 4: Simplify right side
    13,652,128,079.52x = 78,584,564,482,663,563,264
  5. Step 5: Solve for x
    x = 78,584,564,482,663,563,264/13,652,128,079.52
  6. Step 6: Final answer
    x = 5,756,213,538.65

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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.