Home / 1,675,452,437.71-2,312,287,679.37-1,251,329,774.86

Finding the Fourth Proportional to 1,675,452,437.71, 2,312,287,679.37 and 1,251,329,774.86

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Solution

The fourth proportional to 1,675,452,437.71, 2,312,287,679.37 and 1,251,329,774.86 is: 1,726,957,063.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,452,437.71 : 2,312,287,679.37 = 1,251,329,774.86 : x
  2. Step 2: Convert to fraction form
    1,675,452,437.71/2,312,287,679.37 = 1,251,329,774.86/x
  3. Step 3: Cross multiply
    1,675,452,437.71x = 2,312,287,679.37 × 1,251,329,774.86
  4. Step 4: Simplify right side
    1,675,452,437.71x = 2,893,434,421,237,613,568
  5. Step 5: Solve for x
    x = 2,893,434,421,237,613,568/1,675,452,437.71
  6. Step 6: Final answer
    x = 1,726,957,063.13

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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.