Home / 141,756,103.42-212,646,159.33-39,520,239.46

Finding the Fourth Proportional to 141,756,103.42, 212,646,159.33 and 39,520,239.46

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Solution

The fourth proportional to 141,756,103.42, 212,646,159.33 and 39,520,239.46 is: 59,283,705.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,756,103.42 : 212,646,159.33 = 39,520,239.46 : x
  2. Step 2: Convert to fraction form
    141,756,103.42/212,646,159.33 = 39,520,239.46/x
  3. Step 3: Cross multiply
    141,756,103.42x = 212,646,159.33 × 39,520,239.46
  4. Step 4: Simplify right side
    141,756,103.42x = 8,403,827,136,970,914
  5. Step 5: Solve for x
    x = 8,403,827,136,970,914/141,756,103.42
  6. Step 6: Final answer
    x = 59,283,705.85

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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.