Home / 292,992,940.80-439,559,395.20-88,523,020.80

Finding the Fourth Proportional to 292,992,940.80, 439,559,395.20 and 88,523,020.80

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Solution

The fourth proportional to 292,992,940.80, 439,559,395.20 and 88,523,020.80 is: 132,805,675.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,992,940.80 : 439,559,395.20 = 88,523,020.80 : x
  2. Step 2: Convert to fraction form
    292,992,940.80/439,559,395.20 = 88,523,020.80/x
  3. Step 3: Cross multiply
    292,992,940.80x = 439,559,395.20 × 88,523,020.80
  4. Step 4: Simplify right side
    292,992,940.80x = 38,911,125,484,125,016
  5. Step 5: Solve for x
    x = 38,911,125,484,125,016/292,992,940.80
  6. Step 6: Final answer
    x = 132,805,675.72

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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.