Home / 96,997,776.39-145,495,294.19-45,153,381.80

Finding the Fourth Proportional to 96,997,776.39, 145,495,294.19 and 45,153,381.80

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Solution

The fourth proportional to 96,997,776.39, 145,495,294.19 and 45,153,381.80 is: 67,729,434.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,997,776.39 : 145,495,294.19 = 45,153,381.80 : x
  2. Step 2: Convert to fraction form
    96,997,776.39/145,495,294.19 = 45,153,381.80/x
  3. Step 3: Cross multiply
    96,997,776.39x = 145,495,294.19 × 45,153,381.80
  4. Step 4: Simplify right side
    96,997,776.39x = 6,569,604,568,971,688
  5. Step 5: Solve for x
    x = 6,569,604,568,971,688/96,997,776.39
  6. Step 6: Final answer
    x = 67,729,434.77

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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.