Home / 153,920,402.18-231,248,932.56-98,696,433.42

Finding the Fourth Proportional to 153,920,402.18, 231,248,932.56 and 98,696,433.42

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Solution

The fourth proportional to 153,920,402.18, 231,248,932.56 and 98,696,433.42 is: 148,280,829.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,920,402.18 : 231,248,932.56 = 98,696,433.42 : x
  2. Step 2: Convert to fraction form
    153,920,402.18/231,248,932.56 = 98,696,433.42/x
  3. Step 3: Cross multiply
    153,920,402.18x = 231,248,932.56 × 98,696,433.42
  4. Step 4: Simplify right side
    153,920,402.18x = 22,823,444,875,854,112
  5. Step 5: Solve for x
    x = 22,823,444,875,854,112/153,920,402.18
  6. Step 6: Final answer
    x = 148,280,829.26

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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.