Home / 82,961,123.40-124,441,685.10-82,961,123.40

Finding the Fourth Proportional to 82,961,123.40, 124,441,685.10 and 82,961,123.40

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Solution

The fourth proportional to 82,961,123.40, 124,441,685.10 and 82,961,123.40 is: 124,441,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,961,123.40 : 124,441,685.10 = 82,961,123.40 : x
  2. Step 2: Convert to fraction form
    82,961,123.40/124,441,685.10 = 82,961,123.40/x
  3. Step 3: Cross multiply
    82,961,123.40x = 124,441,685.10 × 82,961,123.40
  4. Step 4: Simplify right side
    82,961,123.40x = 10,323,821,993,685,042
  5. Step 5: Solve for x
    x = 10,323,821,993,685,042/82,961,123.40
  6. Step 6: Final answer
    x = 124,441,685.10

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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.