Home / 144,126,352.57-216,405,254.55-124,755,656.17

Finding the Fourth Proportional to 144,126,352.57, 216,405,254.55 and 124,755,656.17

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Solution

The fourth proportional to 144,126,352.57, 216,405,254.55 and 124,755,656.17 is: 187,320,216.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,126,352.57 : 216,405,254.55 = 124,755,656.17 : x
  2. Step 2: Convert to fraction form
    144,126,352.57/216,405,254.55 = 124,755,656.17/x
  3. Step 3: Cross multiply
    144,126,352.57x = 216,405,254.55 × 124,755,656.17
  4. Step 4: Simplify right side
    144,126,352.57x = 26,997,779,530,021,128
  5. Step 5: Solve for x
    x = 26,997,779,530,021,128/144,126,352.57
  6. Step 6: Final answer
    x = 187,320,216.25

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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.