Home / 65,202,039.80-97,803,059.70-42,527,223.80

Finding the Fourth Proportional to 65,202,039.80, 97,803,059.70 and 42,527,223.80

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Solution

The fourth proportional to 65,202,039.80, 97,803,059.70 and 42,527,223.80 is: 63,790,835.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,202,039.80 : 97,803,059.70 = 42,527,223.80 : x
  2. Step 2: Convert to fraction form
    65,202,039.80/97,803,059.70 = 42,527,223.80/x
  3. Step 3: Cross multiply
    65,202,039.80x = 97,803,059.70 × 42,527,223.80
  4. Step 4: Simplify right side
    65,202,039.80x = 4,159,292,608,186,660.50
  5. Step 5: Solve for x
    x = 4,159,292,608,186,660.50/65,202,039.80
  6. Step 6: Final answer
    x = 63,790,835.70

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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.