Home / 114,934,088.40-172,485,113.40-80,921,864.40

Finding the Fourth Proportional to 114,934,088.40, 172,485,113.40 and 80,921,864.40

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Solution

The fourth proportional to 114,934,088.40, 172,485,113.40 and 80,921,864.40 is: 121,441,925.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,934,088.40 : 172,485,113.40 = 80,921,864.40 : x
  2. Step 2: Convert to fraction form
    114,934,088.40/172,485,113.40 = 80,921,864.40/x
  3. Step 3: Cross multiply
    114,934,088.40x = 172,485,113.40 × 80,921,864.40
  4. Step 4: Simplify right side
    114,934,088.40x = 13,957,816,957,573,424
  5. Step 5: Solve for x
    x = 13,957,816,957,573,424/114,934,088.40
  6. Step 6: Final answer
    x = 121,441,925.12

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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.