Home / 89,562,421.16-134,281,298.82-39,680,158.76

Finding the Fourth Proportional to 89,562,421.16, 134,281,298.82 and 39,680,158.76

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Solution

The fourth proportional to 89,562,421.16, 134,281,298.82 and 39,680,158.76 is: 59,492,621.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,562,421.16 : 134,281,298.82 = 39,680,158.76 : x
  2. Step 2: Convert to fraction form
    89,562,421.16/134,281,298.82 = 39,680,158.76/x
  3. Step 3: Cross multiply
    89,562,421.16x = 134,281,298.82 × 39,680,158.76
  4. Step 4: Simplify right side
    89,562,421.16x = 5,328,303,255,676,600
  5. Step 5: Solve for x
    x = 5,328,303,255,676,600/89,562,421.16
  6. Step 6: Final answer
    x = 59,492,621.87

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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.