Home / 89,287,466.32-123,207,160.62-50,133,547

Finding the Fourth Proportional to 89,287,466.32, 123,207,160.62 and 50,133,547

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Solution

The fourth proportional to 89,287,466.32, 123,207,160.62 and 50,133,547 is: 69,178,936.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,287,466.32 : 123,207,160.62 = 50,133,547 : x
  2. Step 2: Convert to fraction form
    89,287,466.32/123,207,160.62 = 50,133,547/x
  3. Step 3: Cross multiply
    89,287,466.32x = 123,207,160.62 × 50,133,547
  4. Step 4: Simplify right side
    89,287,466.32x = 6,176,811,977,679,319
  5. Step 5: Solve for x
    x = 6,176,811,977,679,319/89,287,466.32
  6. Step 6: Final answer
    x = 69,178,936.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.