Home / 1,360,678,498.24-1,878,316,749.48-914,900,251.84

Finding the Fourth Proportional to 1,360,678,498.24, 1,878,316,749.48 and 914,900,251.84

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Solution

The fourth proportional to 1,360,678,498.24, 1,878,316,749.48 and 914,900,251.84 is: 1,262,952,614.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,678,498.24 : 1,878,316,749.48 = 914,900,251.84 : x
  2. Step 2: Convert to fraction form
    1,360,678,498.24/1,878,316,749.48 = 914,900,251.84/x
  3. Step 3: Cross multiply
    1,360,678,498.24x = 1,878,316,749.48 × 914,900,251.84
  4. Step 4: Simplify right side
    1,360,678,498.24x = 1,718,472,467,134,542,336
  5. Step 5: Solve for x
    x = 1,718,472,467,134,542,336/1,360,678,498.24
  6. Step 6: Final answer
    x = 1,262,952,614.71

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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.