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Finding the Fourth Proportional to 58,758,468.10, 82,346,885.90 and 58,758,468.10

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Solution

The fourth proportional to 58,758,468.10, 82,346,885.90 and 58,758,468.10 is: 82,346,885.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,758,468.10 : 82,346,885.90 = 58,758,468.10 : x
  2. Step 2: Convert to fraction form
    58,758,468.10/82,346,885.90 = 58,758,468.10/x
  3. Step 3: Cross multiply
    58,758,468.10x = 82,346,885.90 × 58,758,468.10
  4. Step 4: Simplify right side
    58,758,468.10x = 4,838,576,868,289,490
  5. Step 5: Solve for x
    x = 4,838,576,868,289,490/58,758,468.10
  6. Step 6: Final answer
    x = 82,346,885.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.