Home / 86,023,795.20-129,035,692.80-58,773,926.40

Finding the Fourth Proportional to 86,023,795.20, 129,035,692.80 and 58,773,926.40

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Solution

The fourth proportional to 86,023,795.20, 129,035,692.80 and 58,773,926.40 is: 88,160,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,023,795.20 : 129,035,692.80 = 58,773,926.40 : x
  2. Step 2: Convert to fraction form
    86,023,795.20/129,035,692.80 = 58,773,926.40/x
  3. Step 3: Cross multiply
    86,023,795.20x = 129,035,692.80 × 58,773,926.40
  4. Step 4: Simplify right side
    86,023,795.20x = 7,583,934,311,600,210
  5. Step 5: Solve for x
    x = 7,583,934,311,600,210/86,023,795.20
  6. Step 6: Final answer
    x = 88,160,889.60

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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.