Home / 125,158,245.48-172,726,360.74-70,154,116.20

Finding the Fourth Proportional to 125,158,245.48, 172,726,360.74 and 70,154,116.20

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Solution

The fourth proportional to 125,158,245.48, 172,726,360.74 and 70,154,116.20 is: 96,817,154.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,158,245.48 : 172,726,360.74 = 70,154,116.20 : x
  2. Step 2: Convert to fraction form
    125,158,245.48/172,726,360.74 = 70,154,116.20/x
  3. Step 3: Cross multiply
    125,158,245.48x = 172,726,360.74 × 70,154,116.20
  4. Step 4: Simplify right side
    125,158,245.48x = 12,117,465,182,157,080
  5. Step 5: Solve for x
    x = 12,117,465,182,157,080/125,158,245.48
  6. Step 6: Final answer
    x = 96,817,154.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.