Home / 65,564,812.80-98,347,219.20-49,639,564.80

Finding the Fourth Proportional to 65,564,812.80, 98,347,219.20 and 49,639,564.80

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Solution

The fourth proportional to 65,564,812.80, 98,347,219.20 and 49,639,564.80 is: 74,459,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,564,812.80 : 98,347,219.20 = 49,639,564.80 : x
  2. Step 2: Convert to fraction form
    65,564,812.80/98,347,219.20 = 49,639,564.80/x
  3. Step 3: Cross multiply
    65,564,812.80x = 98,347,219.20 × 49,639,564.80
  4. Step 4: Simplify right side
    65,564,812.80x = 4,881,913,160,378,204
  5. Step 5: Solve for x
    x = 4,881,913,160,378,204/65,564,812.80
  6. Step 6: Final answer
    x = 74,459,347.20

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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.