Home / 102,035,046.07-153,141,009.77-53,547,156.55

Finding the Fourth Proportional to 102,035,046.07, 153,141,009.77 and 53,547,156.55

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Solution

The fourth proportional to 102,035,046.07, 153,141,009.77 and 53,547,156.55 is: 80,367,147.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,035,046.07 : 153,141,009.77 = 53,547,156.55 : x
  2. Step 2: Convert to fraction form
    102,035,046.07/153,141,009.77 = 53,547,156.55/x
  3. Step 3: Cross multiply
    102,035,046.07x = 153,141,009.77 × 53,547,156.55
  4. Step 4: Simplify right side
    102,035,046.07x = 8,200,265,623,728,680
  5. Step 5: Solve for x
    x = 8,200,265,623,728,680/102,035,046.07
  6. Step 6: Final answer
    x = 80,367,147.76

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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.