Home / 89,215,359.48-123,119,319-50,060,032.20

Finding the Fourth Proportional to 89,215,359.48, 123,119,319 and 50,060,032.20

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Solution

The fourth proportional to 89,215,359.48, 123,119,319 and 50,060,032.20 is: 69,084,035.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,215,359.48 : 123,119,319 = 50,060,032.20 : x
  2. Step 2: Convert to fraction form
    89,215,359.48/123,119,319 = 50,060,032.20/x
  3. Step 3: Cross multiply
    89,215,359.48x = 123,119,319 × 50,060,032.20
  4. Step 4: Simplify right side
    89,215,359.48x = 6,163,357,073,582,072
  5. Step 5: Solve for x
    x = 6,163,357,073,582,072/89,215,359.48
  6. Step 6: Final answer
    x = 69,084,035.64

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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.