Home / 392,577,464.02-588,866,117.80-105,363,128.02

Finding the Fourth Proportional to 392,577,464.02, 588,866,117.80 and 105,363,128.02

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Solution

The fourth proportional to 392,577,464.02, 588,866,117.80 and 105,363,128.02 is: 158,044,671.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,577,464.02 : 588,866,117.80 = 105,363,128.02 : x
  2. Step 2: Convert to fraction form
    392,577,464.02/588,866,117.80 = 105,363,128.02/x
  3. Step 3: Cross multiply
    392,577,464.02x = 588,866,117.80 × 105,363,128.02
  4. Step 4: Simplify right side
    392,577,464.02x = 62,044,776,156,401,792
  5. Step 5: Solve for x
    x = 62,044,776,156,401,792/392,577,464.02
  6. Step 6: Final answer
    x = 158,044,671.03

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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.