Home / 368,905,228.02-553,454,856.72-132,578,605.71

Finding the Fourth Proportional to 368,905,228.02, 553,454,856.72 and 132,578,605.71

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Solution

The fourth proportional to 368,905,228.02, 553,454,856.72 and 132,578,605.71 is: 198,902,774.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,905,228.02 : 553,454,856.72 = 132,578,605.71 : x
  2. Step 2: Convert to fraction form
    368,905,228.02/553,454,856.72 = 132,578,605.71/x
  3. Step 3: Cross multiply
    368,905,228.02x = 553,454,856.72 × 132,578,605.71
  4. Step 4: Simplify right side
    368,905,228.02x = 73,376,273,227,365,424
  5. Step 5: Solve for x
    x = 73,376,273,227,365,424/368,905,228.02
  6. Step 6: Final answer
    x = 198,902,774.08

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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.