Home / 746,502,003.40-1,119,753,005.10-229,012,313.80

Finding the Fourth Proportional to 746,502,003.40, 1,119,753,005.10 and 229,012,313.80

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Solution

The fourth proportional to 746,502,003.40, 1,119,753,005.10 and 229,012,313.80 is: 343,518,470.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,502,003.40 : 1,119,753,005.10 = 229,012,313.80 : x
  2. Step 2: Convert to fraction form
    746,502,003.40/1,119,753,005.10 = 229,012,313.80/x
  3. Step 3: Cross multiply
    746,502,003.40x = 1,119,753,005.10 × 229,012,313.80
  4. Step 4: Simplify right side
    746,502,003.40x = 256,437,226,582,454,176
  5. Step 5: Solve for x
    x = 256,437,226,582,454,176/746,502,003.40
  6. Step 6: Final answer
    x = 343,518,470.70

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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.