Home / 80,473,632.89-120,710,488.22-26,620,944.89

Finding the Fourth Proportional to 80,473,632.89, 120,710,488.22 and 26,620,944.89

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Solution

The fourth proportional to 80,473,632.89, 120,710,488.22 and 26,620,944.89 is: 39,931,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,473,632.89 : 120,710,488.22 = 26,620,944.89 : x
  2. Step 2: Convert to fraction form
    80,473,632.89/120,710,488.22 = 26,620,944.89/x
  3. Step 3: Cross multiply
    80,473,632.89x = 120,710,488.22 × 26,620,944.89
  4. Step 4: Simplify right side
    80,473,632.89x = 3,213,427,254,416,509.50
  5. Step 5: Solve for x
    x = 3,213,427,254,416,509.50/80,473,632.89
  6. Step 6: Final answer
    x = 39,931,430.20

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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.