Home / 126,025,605.60-188,963,758.80-65,559,429.60

Finding the Fourth Proportional to 126,025,605.60, 188,963,758.80 and 65,559,429.60

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Solution

The fourth proportional to 126,025,605.60, 188,963,758.80 and 65,559,429.60 is: 98,300,311.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,025,605.60 : 188,963,758.80 = 65,559,429.60 : x
  2. Step 2: Convert to fraction form
    126,025,605.60/188,963,758.80 = 65,559,429.60/x
  3. Step 3: Cross multiply
    126,025,605.60x = 188,963,758.80 × 65,559,429.60
  4. Step 4: Simplify right side
    126,025,605.60x = 12,388,356,241,999,982
  5. Step 5: Solve for x
    x = 12,388,356,241,999,982/126,025,605.60
  6. Step 6: Final answer
    x = 98,300,311.14

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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.