Home / 141,784,365.24-212,657,648.88-39,539,840.76

Finding the Fourth Proportional to 141,784,365.24, 212,657,648.88 and 39,539,840.76

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Solution

The fourth proportional to 141,784,365.24, 212,657,648.88 and 39,539,840.76 is: 59,304,490.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,784,365.24 : 212,657,648.88 = 39,539,840.76 : x
  2. Step 2: Convert to fraction form
    141,784,365.24/212,657,648.88 = 39,539,840.76/x
  3. Step 3: Cross multiply
    141,784,365.24x = 212,657,648.88 × 39,539,840.76
  4. Step 4: Simplify right side
    141,784,365.24x = 8,408,449,573,111,192
  5. Step 5: Solve for x
    x = 8,408,449,573,111,192/141,784,365.24
  6. Step 6: Final answer
    x = 59,304,490.72

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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.