Home / 203,356,856.59-280,663,138.11-124,017,946.66

Finding the Fourth Proportional to 203,356,856.59, 280,663,138.11 and 124,017,946.66

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Solution

The fourth proportional to 203,356,856.59, 280,663,138.11 and 124,017,946.66 is: 171,163,474.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,356,856.59 : 280,663,138.11 = 124,017,946.66 : x
  2. Step 2: Convert to fraction form
    203,356,856.59/280,663,138.11 = 124,017,946.66/x
  3. Step 3: Cross multiply
    203,356,856.59x = 280,663,138.11 × 124,017,946.66
  4. Step 4: Simplify right side
    203,356,856.59x = 34,807,266,090,934,104
  5. Step 5: Solve for x
    x = 34,807,266,090,934,104/203,356,856.59
  6. Step 6: Final answer
    x = 171,163,474.28

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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.