Home / 96,581,315.40-144,871,973.10-89,778,870.60

Finding the Fourth Proportional to 96,581,315.40, 144,871,973.10 and 89,778,870.60

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Solution

The fourth proportional to 96,581,315.40, 144,871,973.10 and 89,778,870.60 is: 134,668,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,581,315.40 : 144,871,973.10 = 89,778,870.60 : x
  2. Step 2: Convert to fraction form
    96,581,315.40/144,871,973.10 = 89,778,870.60/x
  3. Step 3: Cross multiply
    96,581,315.40x = 144,871,973.10 × 89,778,870.60
  4. Step 4: Simplify right side
    96,581,315.40x = 13,006,442,126,511,580
  5. Step 5: Solve for x
    x = 13,006,442,126,511,580/96,581,315.40
  6. Step 6: Final answer
    x = 134,668,305.90

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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.