Home / 66,451,024.40-99,676,536.60-43,492,773.20

Finding the Fourth Proportional to 66,451,024.40, 99,676,536.60 and 43,492,773.20

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Solution

The fourth proportional to 66,451,024.40, 99,676,536.60 and 43,492,773.20 is: 65,239,159.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,451,024.40 : 99,676,536.60 = 43,492,773.20 : x
  2. Step 2: Convert to fraction form
    66,451,024.40/99,676,536.60 = 43,492,773.20/x
  3. Step 3: Cross multiply
    66,451,024.40x = 99,676,536.60 × 43,492,773.20
  4. Step 4: Simplify right side
    66,451,024.40x = 4,335,208,999,705,299
  5. Step 5: Solve for x
    x = 4,335,208,999,705,299/66,451,024.40
  6. Step 6: Final answer
    x = 65,239,159.80

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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.