Home / 97,023,670.60-145,535,505.90-79,804,982.20

Finding the Fourth Proportional to 97,023,670.60, 145,535,505.90 and 79,804,982.20

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Solution

The fourth proportional to 97,023,670.60, 145,535,505.90 and 79,804,982.20 is: 119,707,473.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,023,670.60 : 145,535,505.90 = 79,804,982.20 : x
  2. Step 2: Convert to fraction form
    97,023,670.60/145,535,505.90 = 79,804,982.20/x
  3. Step 3: Cross multiply
    97,023,670.60x = 145,535,505.90 × 79,804,982.20
  4. Step 4: Simplify right side
    97,023,670.60x = 11,614,458,457,817,496
  5. Step 5: Solve for x
    x = 11,614,458,457,817,496/97,023,670.60
  6. Step 6: Final answer
    x = 119,707,473.30

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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.