Home / 2,245,780,312.31-3,098,968,849.49-1,242,176,279.36

Finding the Fourth Proportional to 2,245,780,312.31, 3,098,968,849.49 and 1,242,176,279.36

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Solution

The fourth proportional to 2,245,780,312.31, 3,098,968,849.49 and 1,242,176,279.36 is: 1,714,088,227.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,780,312.31 : 3,098,968,849.49 = 1,242,176,279.36 : x
  2. Step 2: Convert to fraction form
    2,245,780,312.31/3,098,968,849.49 = 1,242,176,279.36/x
  3. Step 3: Cross multiply
    2,245,780,312.31x = 3,098,968,849.49 × 1,242,176,279.36
  4. Step 4: Simplify right side
    2,245,780,312.31x = 3,849,465,595,313,564,672
  5. Step 5: Solve for x
    x = 3,849,465,595,313,564,672/2,245,780,312.31
  6. Step 6: Final answer
    x = 1,714,088,227.69

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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.