Home / 99,634,080.30-149,451,120.45-42,107,232.30

Finding the Fourth Proportional to 99,634,080.30, 149,451,120.45 and 42,107,232.30

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Solution

The fourth proportional to 99,634,080.30, 149,451,120.45 and 42,107,232.30 is: 63,160,848.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,634,080.30 : 149,451,120.45 = 42,107,232.30 : x
  2. Step 2: Convert to fraction form
    99,634,080.30/149,451,120.45 = 42,107,232.30/x
  3. Step 3: Cross multiply
    99,634,080.30x = 149,451,120.45 × 42,107,232.30
  4. Step 4: Simplify right side
    99,634,080.30x = 6,292,973,046,283,430
  5. Step 5: Solve for x
    x = 6,292,973,046,283,430/99,634,080.30
  6. Step 6: Final answer
    x = 63,160,848.45

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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.