Home / 28,323,034,282.20-42,463,606,996.26-17,128,419,702.12

Finding the Fourth Proportional to 28,323,034,282.20, 42,463,606,996.26 and 17,128,419,702.12

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Solution

The fourth proportional to 28,323,034,282.20, 42,463,606,996.26 and 17,128,419,702.12 is: 25,679,963,363.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,323,034,282.20 : 42,463,606,996.26 = 17,128,419,702.12 : x
  2. Step 2: Convert to fraction form
    28,323,034,282.20/42,463,606,996.26 = 17,128,419,702.12/x
  3. Step 3: Cross multiply
    28,323,034,282.20x = 42,463,606,996.26 × 17,128,419,702.12
  4. Step 4: Simplify right side
    28,323,034,282.20x = 727,334,482,697,820,569,600
  5. Step 5: Solve for x
    x = 727,334,482,697,820,569,600/28,323,034,282.20
  6. Step 6: Final answer
    x = 25,679,963,363.07

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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.