Home / 279,269,062,291.47-418,903,598,973.05-67,033,194,774.38

Finding the Fourth Proportional to 279,269,062,291.47, 418,903,598,973.05 and 67,033,194,774.38

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Solution

The fourth proportional to 279,269,062,291.47, 418,903,598,973.05 and 67,033,194,774.38 is: 100,549,793,490.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,269,062,291.47 : 418,903,598,973.05 = 67,033,194,774.38 : x
  2. Step 2: Convert to fraction form
    279,269,062,291.47/418,903,598,973.05 = 67,033,194,774.38/x
  3. Step 3: Cross multiply
    279,269,062,291.47x = 418,903,598,973.05 × 67,033,194,774.38
  4. Step 4: Simplify right side
    279,269,062,291.47x = 28,080,446,541,649,229,643,776
  5. Step 5: Solve for x
    x = 28,080,446,541,649,229,643,776/279,269,062,291.47
  6. Step 6: Final answer
    x = 100,549,793,490.34

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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.