Home / 321,831,134.10-482,746,701.15-79,494,038.10

Finding the Fourth Proportional to 321,831,134.10, 482,746,701.15 and 79,494,038.10

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Solution

The fourth proportional to 321,831,134.10, 482,746,701.15 and 79,494,038.10 is: 119,241,057.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,831,134.10 : 482,746,701.15 = 79,494,038.10 : x
  2. Step 2: Convert to fraction form
    321,831,134.10/482,746,701.15 = 79,494,038.10/x
  3. Step 3: Cross multiply
    321,831,134.10x = 482,746,701.15 × 79,494,038.10
  4. Step 4: Simplify right side
    321,831,134.10x = 38,375,484,653,867,408
  5. Step 5: Solve for x
    x = 38,375,484,653,867,408/321,831,134.10
  6. Step 6: Final answer
    x = 119,241,057.15

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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.