Home / 297,926,617.92-411,132,277.44-172,484,099.52

Finding the Fourth Proportional to 297,926,617.92, 411,132,277.44 and 172,484,099.52

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Solution

The fourth proportional to 297,926,617.92, 411,132,277.44 and 172,484,099.52 is: 238,024,320.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,926,617.92 : 411,132,277.44 = 172,484,099.52 : x
  2. Step 2: Convert to fraction form
    297,926,617.92/411,132,277.44 = 172,484,099.52/x
  3. Step 3: Cross multiply
    297,926,617.92x = 411,132,277.44 × 172,484,099.52
  4. Step 4: Simplify right side
    297,926,617.92x = 70,913,780,657,845,216
  5. Step 5: Solve for x
    x = 70,913,780,657,845,216/297,926,617.92
  6. Step 6: Final answer
    x = 238,024,320.06

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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.