Home / 124,724,515,130.52-187,012,059,760.26-39,697,582,517.88

Finding the Fourth Proportional to 124,724,515,130.52, 187,012,059,760.26 and 39,697,582,517.88

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Solution

The fourth proportional to 124,724,515,130.52, 187,012,059,760.26 and 39,697,582,517.88 is: 59,522,593,985.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,724,515,130.52 : 187,012,059,760.26 = 39,697,582,517.88 : x
  2. Step 2: Convert to fraction form
    124,724,515,130.52/187,012,059,760.26 = 39,697,582,517.88/x
  3. Step 3: Cross multiply
    124,724,515,130.52x = 187,012,059,760.26 × 39,697,582,517.88
  4. Step 4: Simplify right side
    124,724,515,130.52x = 7,423,926,674,171,627,569,152
  5. Step 5: Solve for x
    x = 7,423,926,674,171,627,569,152/124,724,515,130.52
  6. Step 6: Final answer
    x = 59,522,593,985.66

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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.