Home / 112,306,807.80-168,327,501.30-47,610,487.80

Finding the Fourth Proportional to 112,306,807.80, 168,327,501.30 and 47,610,487.80

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Solution

The fourth proportional to 112,306,807.80, 168,327,501.30 and 47,610,487.80 is: 71,359,471.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,306,807.80 : 168,327,501.30 = 47,610,487.80 : x
  2. Step 2: Convert to fraction form
    112,306,807.80/168,327,501.30 = 47,610,487.80/x
  3. Step 3: Cross multiply
    112,306,807.80x = 168,327,501.30 × 47,610,487.80
  4. Step 4: Simplify right side
    112,306,807.80x = 8,014,154,447,048,134
  5. Step 5: Solve for x
    x = 8,014,154,447,048,134/112,306,807.80
  6. Step 6: Final answer
    x = 71,359,471.47

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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.