Home / 86,608,220.00-129,885,134.04-28,302,602.76

Finding the Fourth Proportional to 86,608,220.00, 129,885,134.04 and 28,302,602.76

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Solution

The fourth proportional to 86,608,220.00, 129,885,134.04 and 28,302,602.76 is: 42,445,016.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,608,220.00 : 129,885,134.04 = 28,302,602.76 : x
  2. Step 2: Convert to fraction form
    86,608,220.00/129,885,134.04 = 28,302,602.76/x
  3. Step 3: Cross multiply
    86,608,220.00x = 129,885,134.04 × 28,302,602.76
  4. Step 4: Simplify right side
    86,608,220.00x = 3,676,087,353,163,474.50
  5. Step 5: Solve for x
    x = 3,676,087,353,163,474.50/86,608,220.00
  6. Step 6: Final answer
    x = 42,445,016.81

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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.