Home / 102,035,045.76-153,141,009.29-53,547,156.24

Finding the Fourth Proportional to 102,035,045.76, 153,141,009.29 and 53,547,156.24

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Solution

The fourth proportional to 102,035,045.76, 153,141,009.29 and 53,547,156.24 is: 80,367,147.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,035,045.76 : 153,141,009.29 = 53,547,156.24 : x
  2. Step 2: Convert to fraction form
    102,035,045.76/153,141,009.29 = 53,547,156.24/x
  3. Step 3: Cross multiply
    102,035,045.76x = 153,141,009.29 × 53,547,156.24
  4. Step 4: Simplify right side
    102,035,045.76x = 8,200,265,551,202,921
  5. Step 5: Solve for x
    x = 8,200,265,551,202,921/102,035,045.76
  6. Step 6: Final answer
    x = 80,367,147.29

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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.