Home / 89,005,565.76-133,269,151.58-56,481,376.56

Finding the Fourth Proportional to 89,005,565.76, 133,269,151.58 and 56,481,376.56

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Solution

The fourth proportional to 89,005,565.76, 133,269,151.58 and 56,481,376.56 is: 84,570,274.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,005,565.76 : 133,269,151.58 = 56,481,376.56 : x
  2. Step 2: Convert to fraction form
    89,005,565.76/133,269,151.58 = 56,481,376.56/x
  3. Step 3: Cross multiply
    89,005,565.76x = 133,269,151.58 × 56,481,376.56
  4. Step 4: Simplify right side
    89,005,565.76x = 7,527,225,134,221,699
  5. Step 5: Solve for x
    x = 7,527,225,134,221,699/89,005,565.76
  6. Step 6: Final answer
    x = 84,570,274.57

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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.