Home / 106,290,259.20-159,435,388.80-97,220,332.80

Finding the Fourth Proportional to 106,290,259.20, 159,435,388.80 and 97,220,332.80

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Solution

The fourth proportional to 106,290,259.20, 159,435,388.80 and 97,220,332.80 is: 145,830,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,290,259.20 : 159,435,388.80 = 97,220,332.80 : x
  2. Step 2: Convert to fraction form
    106,290,259.20/159,435,388.80 = 97,220,332.80/x
  3. Step 3: Cross multiply
    106,290,259.20x = 159,435,388.80 × 97,220,332.80
  4. Step 4: Simplify right side
    106,290,259.20x = 15,500,361,559,233,394
  5. Step 5: Solve for x
    x = 15,500,361,559,233,394/106,290,259.20
  6. Step 6: Final answer
    x = 145,830,499.20

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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.