Home / 97,079,983.92-145,563,638.76-45,961,570.80

Finding the Fourth Proportional to 97,079,983.92, 145,563,638.76 and 45,961,570.80

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Solution

The fourth proportional to 97,079,983.92, 145,563,638.76 and 45,961,570.80 is: 68,915,683.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,079,983.92 : 145,563,638.76 = 45,961,570.80 : x
  2. Step 2: Convert to fraction form
    97,079,983.92/145,563,638.76 = 45,961,570.80/x
  3. Step 3: Cross multiply
    97,079,983.92x = 145,563,638.76 × 45,961,570.80
  4. Step 4: Simplify right side
    97,079,983.92x = 6,690,333,488,773,363
  5. Step 5: Solve for x
    x = 6,690,333,488,773,363/97,079,983.92
  6. Step 6: Final answer
    x = 68,915,683.94

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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.