Home / 5,690,448,393.72-7,852,911,753.55-3,115,429,170.50

Finding the Fourth Proportional to 5,690,448,393.72, 7,852,911,753.55 and 3,115,429,170.50

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Solution

The fourth proportional to 5,690,448,393.72, 7,852,911,753.55 and 3,115,429,170.50 is: 4,299,343,154.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690,448,393.72 : 7,852,911,753.55 = 3,115,429,170.50 : x
  2. Step 2: Convert to fraction form
    5,690,448,393.72/7,852,911,753.55 = 3,115,429,170.50/x
  3. Step 3: Cross multiply
    5,690,448,393.72x = 7,852,911,753.55 × 3,115,429,170.50
  4. Step 4: Simplify right side
    5,690,448,393.72x = 24,465,190,350,360,276,992
  5. Step 5: Solve for x
    x = 24,465,190,350,360,276,992/5,690,448,393.72
  6. Step 6: Final answer
    x = 4,299,343,154.99

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1.5x scale

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.