Home / 99,127,495.10-136,766,111.26-59,420,538

Finding the Fourth Proportional to 99,127,495.10, 136,766,111.26 and 59,420,538

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Solution

The fourth proportional to 99,127,495.10, 136,766,111.26 and 59,420,538 is: 81,982,460.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,127,495.10 : 136,766,111.26 = 59,420,538 : x
  2. Step 2: Convert to fraction form
    99,127,495.10/136,766,111.26 = 59,420,538/x
  3. Step 3: Cross multiply
    99,127,495.10x = 136,766,111.26 × 59,420,538
  4. Step 4: Simplify right side
    99,127,495.10x = 8,126,715,911,237,057
  5. Step 5: Solve for x
    x = 8,126,715,911,237,057/99,127,495.10
  6. Step 6: Final answer
    x = 81,982,460.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.