Home / 1,226,254,446.40-1,691,978,521.60-704,632,901.44

Finding the Fourth Proportional to 1,226,254,446.40, 1,691,978,521.60 and 704,632,901.44

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Solution

The fourth proportional to 1,226,254,446.40, 1,691,978,521.60 and 704,632,901.44 is: 972,248,246.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,254,446.40 : 1,691,978,521.60 = 704,632,901.44 : x
  2. Step 2: Convert to fraction form
    1,226,254,446.40/1,691,978,521.60 = 704,632,901.44/x
  3. Step 3: Cross multiply
    1,226,254,446.40x = 1,691,978,521.60 × 704,632,901.44
  4. Step 4: Simplify right side
    1,226,254,446.40x = 1,192,223,734,849,169,664
  5. Step 5: Solve for x
    x = 1,192,223,734,849,169,664/1,226,254,446.40
  6. Step 6: Final answer
    x = 972,248,246.15

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Double scale
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1.5x scale

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.