Home / 84,572,938.80-126,859,408.20-59,063,770.80

Finding the Fourth Proportional to 84,572,938.80, 126,859,408.20 and 59,063,770.80

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Solution

The fourth proportional to 84,572,938.80, 126,859,408.20 and 59,063,770.80 is: 88,595,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,572,938.80 : 126,859,408.20 = 59,063,770.80 : x
  2. Step 2: Convert to fraction form
    84,572,938.80/126,859,408.20 = 59,063,770.80/x
  3. Step 3: Cross multiply
    84,572,938.80x = 126,859,408.20 × 59,063,770.80
  4. Step 4: Simplify right side
    84,572,938.80x = 7,492,795,009,748,440
  5. Step 5: Solve for x
    x = 7,492,795,009,748,440/84,572,938.80
  6. Step 6: Final answer
    x = 88,595,656.20

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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.