Home / 1,257,489,716.24-1,877,392,884.34-960,832,264.16

Finding the Fourth Proportional to 1,257,489,716.24, 1,877,392,884.34 and 960,832,264.16

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Solution

The fourth proportional to 1,257,489,716.24, 1,877,392,884.34 and 960,832,264.16 is: 1,434,492,570.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,489,716.24 : 1,877,392,884.34 = 960,832,264.16 : x
  2. Step 2: Convert to fraction form
    1,257,489,716.24/1,877,392,884.34 = 960,832,264.16/x
  3. Step 3: Cross multiply
    1,257,489,716.24x = 1,877,392,884.34 × 960,832,264.16
  4. Step 4: Simplify right side
    1,257,489,716.24x = 1,803,859,655,778,275,072
  5. Step 5: Solve for x
    x = 1,803,859,655,778,275,072/1,257,489,716.24
  6. Step 6: Final answer
    x = 1,434,492,570.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.