Home / 1,382,434,008.61-2,073,653,008.62-564,546,309.61

Finding the Fourth Proportional to 1,382,434,008.61, 2,073,653,008.62 and 564,546,309.61

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Solution

The fourth proportional to 1,382,434,008.61, 2,073,653,008.62 and 564,546,309.61 is: 846,820,279.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,434,008.61 : 2,073,653,008.62 = 564,546,309.61 : x
  2. Step 2: Convert to fraction form
    1,382,434,008.61/2,073,653,008.62 = 564,546,309.61/x
  3. Step 3: Cross multiply
    1,382,434,008.61x = 2,073,653,008.62 × 564,546,309.61
  4. Step 4: Simplify right side
    1,382,434,008.61x = 1,170,673,153,428,094,464
  5. Step 5: Solve for x
    x = 1,170,673,153,428,094,464/1,382,434,008.61
  6. Step 6: Final answer
    x = 846,820,279.40

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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.