Home / 836,832,085.20-1,255,248,127.80-474,035,029.20

Finding the Fourth Proportional to 836,832,085.20, 1,255,248,127.80 and 474,035,029.20

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Solution

The fourth proportional to 836,832,085.20, 1,255,248,127.80 and 474,035,029.20 is: 711,052,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,832,085.20 : 1,255,248,127.80 = 474,035,029.20 : x
  2. Step 2: Convert to fraction form
    836,832,085.20/1,255,248,127.80 = 474,035,029.20/x
  3. Step 3: Cross multiply
    836,832,085.20x = 1,255,248,127.80 × 474,035,029.20
  4. Step 4: Simplify right side
    836,832,085.20x = 595,031,582,914,918,272
  5. Step 5: Solve for x
    x = 595,031,582,914,918,272/836,832,085.20
  6. Step 6: Final answer
    x = 711,052,543.80

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1.5x scale

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.