Home / 207,328,705.38-286,108,468.92-119,220,603.84

Finding the Fourth Proportional to 207,328,705.38, 286,108,468.92 and 119,220,603.84

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Solution

The fourth proportional to 207,328,705.38, 286,108,468.92 and 119,220,603.84 is: 164,521,475.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,328,705.38 : 286,108,468.92 = 119,220,603.84 : x
  2. Step 2: Convert to fraction form
    207,328,705.38/286,108,468.92 = 119,220,603.84/x
  3. Step 3: Cross multiply
    207,328,705.38x = 286,108,468.92 × 119,220,603.84
  4. Step 4: Simplify right side
    207,328,705.38x = 34,110,024,428,380,276
  5. Step 5: Solve for x
    x = 34,110,024,428,380,276/207,328,705.38
  6. Step 6: Final answer
    x = 164,521,475.05

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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.