Home / 97,026,487.40-145,539,731.10-89,090,301.80

Finding the Fourth Proportional to 97,026,487.40, 145,539,731.10 and 89,090,301.80

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Solution

The fourth proportional to 97,026,487.40, 145,539,731.10 and 89,090,301.80 is: 133,635,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,026,487.40 : 145,539,731.10 = 89,090,301.80 : x
  2. Step 2: Convert to fraction form
    97,026,487.40/145,539,731.10 = 89,090,301.80/x
  3. Step 3: Cross multiply
    97,026,487.40x = 145,539,731.10 × 89,090,301.80
  4. Step 4: Simplify right side
    97,026,487.40x = 12,966,178,567,589,846
  5. Step 5: Solve for x
    x = 12,966,178,567,589,846/97,026,487.40
  6. Step 6: Final answer
    x = 133,635,452.70

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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.