Home / 104,565,506.49-156,704,769.02-66,158,265.69

Finding the Fourth Proportional to 104,565,506.49, 156,704,769.02 and 66,158,265.69

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Solution

The fourth proportional to 104,565,506.49, 156,704,769.02 and 66,158,265.69 is: 99,146,612.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,565,506.49 : 156,704,769.02 = 66,158,265.69 : x
  2. Step 2: Convert to fraction form
    104,565,506.49/156,704,769.02 = 66,158,265.69/x
  3. Step 3: Cross multiply
    104,565,506.49x = 156,704,769.02 × 66,158,265.69
  4. Step 4: Simplify right side
    104,565,506.49x = 10,367,315,743,880,636
  5. Step 5: Solve for x
    x = 10,367,315,743,880,636/104,565,506.49
  6. Step 6: Final answer
    x = 99,146,612.41

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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.