Home / 97,023,673.60-145,535,510.40-79,804,985.20

Finding the Fourth Proportional to 97,023,673.60, 145,535,510.40 and 79,804,985.20

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Solution

The fourth proportional to 97,023,673.60, 145,535,510.40 and 79,804,985.20 is: 119,707,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,023,673.60 : 145,535,510.40 = 79,804,985.20 : x
  2. Step 2: Convert to fraction form
    97,023,673.60/145,535,510.40 = 79,804,985.20/x
  3. Step 3: Cross multiply
    97,023,673.60x = 145,535,510.40 × 79,804,985.20
  4. Step 4: Simplify right side
    97,023,673.60x = 11,614,459,253,546,446
  5. Step 5: Solve for x
    x = 11,614,459,253,546,446/97,023,673.60
  6. Step 6: Final answer
    x = 119,707,477.80

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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.