Home / 67,194,679,519.08-100,721,614,193.64-31,309,851,411.05

Finding the Fourth Proportional to 67,194,679,519.08, 100,721,614,193.64 and 31,309,851,411.05

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Solution

The fourth proportional to 67,194,679,519.08, 100,721,614,193.64 and 31,309,851,411.05 is: 46,931,971,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,194,679,519.08 : 100,721,614,193.64 = 31,309,851,411.05 : x
  2. Step 2: Convert to fraction form
    67,194,679,519.08/100,721,614,193.64 = 31,309,851,411.05/x
  3. Step 3: Cross multiply
    67,194,679,519.08x = 100,721,614,193.64 × 31,309,851,411.05
  4. Step 4: Simplify right side
    67,194,679,519.08x = 3,153,578,774,283,469,455,360
  5. Step 5: Solve for x
    x = 3,153,578,774,283,469,455,360/67,194,679,519.08
  6. Step 6: Final answer
    x = 46,931,971,353.30

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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.