Home / 89,709,307.20-123,798,893.44-48,456,199.52

Finding the Fourth Proportional to 89,709,307.20, 123,798,893.44 and 48,456,199.52

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Solution

The fourth proportional to 89,709,307.20, 123,798,893.44 and 48,456,199.52 is: 66,869,582.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,709,307.20 : 123,798,893.44 = 48,456,199.52 : x
  2. Step 2: Convert to fraction form
    89,709,307.20/123,798,893.44 = 48,456,199.52/x
  3. Step 3: Cross multiply
    89,709,307.20x = 123,798,893.44 × 48,456,199.52
  4. Step 4: Simplify right side
    89,709,307.20x = 5,998,823,880,883,859
  5. Step 5: Solve for x
    x = 5,998,823,880,883,859/89,709,307.20
  6. Step 6: Final answer
    x = 66,869,582.08

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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.