Home / 194,746,726.80-292,120,090.20-122,187,315.60

Finding the Fourth Proportional to 194,746,726.80, 292,120,090.20 and 122,187,315.60

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Solution

The fourth proportional to 194,746,726.80, 292,120,090.20 and 122,187,315.60 is: 183,280,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,746,726.80 : 292,120,090.20 = 122,187,315.60 : x
  2. Step 2: Convert to fraction form
    194,746,726.80/292,120,090.20 = 122,187,315.60/x
  3. Step 3: Cross multiply
    194,746,726.80x = 292,120,090.20 × 122,187,315.60
  4. Step 4: Simplify right side
    194,746,726.80x = 35,693,369,654,367,864
  5. Step 5: Solve for x
    x = 35,693,369,654,367,864/194,746,726.80
  6. Step 6: Final answer
    x = 183,280,973.40

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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.