Home / 77,320,812.60-115,881,686.10-59,280,492.60

Finding the Fourth Proportional to 77,320,812.60, 115,881,686.10 and 59,280,492.60

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Solution

The fourth proportional to 77,320,812.60, 115,881,686.10 and 59,280,492.60 is: 88,844,428.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,320,812.60 : 115,881,686.10 = 59,280,492.60 : x
  2. Step 2: Convert to fraction form
    77,320,812.60/115,881,686.10 = 59,280,492.60/x
  3. Step 3: Cross multiply
    77,320,812.60x = 115,881,686.10 × 59,280,492.60
  4. Step 4: Simplify right side
    77,320,812.60x = 6,869,523,435,326,573
  5. Step 5: Solve for x
    x = 6,869,523,435,326,573/77,320,812.60
  6. Step 6: Final answer
    x = 88,844,428.87

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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.