Home / 68,688,002.70-103,032,004.05-48,532,610.70

Finding the Fourth Proportional to 68,688,002.70, 103,032,004.05 and 48,532,610.70

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Solution

The fourth proportional to 68,688,002.70, 103,032,004.05 and 48,532,610.70 is: 72,798,916.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,688,002.70 : 103,032,004.05 = 48,532,610.70 : x
  2. Step 2: Convert to fraction form
    68,688,002.70/103,032,004.05 = 48,532,610.70/x
  3. Step 3: Cross multiply
    68,688,002.70x = 103,032,004.05 × 48,532,610.70
  4. Step 4: Simplify right side
    68,688,002.70x = 5,000,412,142,199,473
  5. Step 5: Solve for x
    x = 5,000,412,142,199,473/68,688,002.70
  6. Step 6: Final answer
    x = 72,798,916.05

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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.