Home / 1,492,992,251.10-2,239,488,376.65-457,844,910.30

Finding the Fourth Proportional to 1,492,992,251.10, 2,239,488,376.65 and 457,844,910.30

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Solution

The fourth proportional to 1,492,992,251.10, 2,239,488,376.65 and 457,844,910.30 is: 686,767,365.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,992,251.10 : 2,239,488,376.65 = 457,844,910.30 : x
  2. Step 2: Convert to fraction form
    1,492,992,251.10/2,239,488,376.65 = 457,844,910.30/x
  3. Step 3: Cross multiply
    1,492,992,251.10x = 2,239,488,376.65 × 457,844,910.30
  4. Step 4: Simplify right side
    1,492,992,251.10x = 1,025,338,354,925,211,904
  5. Step 5: Solve for x
    x = 1,025,338,354,925,211,904/1,492,992,251.10
  6. Step 6: Final answer
    x = 686,767,365.45

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Double scale
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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.