Home / 143,926,627.59-215,839,427.16-40,267,977.98

Finding the Fourth Proportional to 143,926,627.59, 215,839,427.16 and 40,267,977.98

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Solution

The fourth proportional to 143,926,627.59, 215,839,427.16 and 40,267,977.98 is: 60,387,834.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,926,627.59 : 215,839,427.16 = 40,267,977.98 : x
  2. Step 2: Convert to fraction form
    143,926,627.59/215,839,427.16 = 40,267,977.98/x
  3. Step 3: Cross multiply
    143,926,627.59x = 215,839,427.16 × 40,267,977.98
  4. Step 4: Simplify right side
    143,926,627.59x = 8,691,417,299,353,755
  5. Step 5: Solve for x
    x = 8,691,417,299,353,755/143,926,627.59
  6. Step 6: Final answer
    x = 60,387,834.03

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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.