Home / 88,080,902.40-131,869,411.20-54,068,678.40

Finding the Fourth Proportional to 88,080,902.40, 131,869,411.20 and 54,068,678.40

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Solution

The fourth proportional to 88,080,902.40, 131,869,411.20 and 54,068,678.40 is: 80,948,362.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,080,902.40 : 131,869,411.20 = 54,068,678.40 : x
  2. Step 2: Convert to fraction form
    88,080,902.40/131,869,411.20 = 54,068,678.40/x
  3. Step 3: Cross multiply
    88,080,902.40x = 131,869,411.20 × 54,068,678.40
  4. Step 4: Simplify right side
    88,080,902.40x = 7,130,004,784,970,158
  5. Step 5: Solve for x
    x = 7,130,004,784,970,158/88,080,902.40
  6. Step 6: Final answer
    x = 80,948,362.14

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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.