Home / 124,663,407.16-172,052,591.94-71,739,027.16

Finding the Fourth Proportional to 124,663,407.16, 172,052,591.94 and 71,739,027.16

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Solution

The fourth proportional to 124,663,407.16, 172,052,591.94 and 71,739,027.16 is: 99,009,692.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,663,407.16 : 172,052,591.94 = 71,739,027.16 : x
  2. Step 2: Convert to fraction form
    124,663,407.16/172,052,591.94 = 71,739,027.16/x
  3. Step 3: Cross multiply
    124,663,407.16x = 172,052,591.94 × 71,739,027.16
  4. Step 4: Simplify right side
    124,663,407.16x = 12,342,885,566,132,056
  5. Step 5: Solve for x
    x = 12,342,885,566,132,056/124,663,407.16
  6. Step 6: Final answer
    x = 99,009,692.16

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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.