Home / 249,113,508.23-343,787,085.38-143,267,006.22

Finding the Fourth Proportional to 249,113,508.23, 343,787,085.38 and 143,267,006.22

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Solution

The fourth proportional to 249,113,508.23, 343,787,085.38 and 143,267,006.22 is: 197,714,475.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,113,508.23 : 343,787,085.38 = 143,267,006.22 : x
  2. Step 2: Convert to fraction form
    249,113,508.23/343,787,085.38 = 143,267,006.22/x
  3. Step 3: Cross multiply
    249,113,508.23x = 343,787,085.38 × 143,267,006.22
  4. Step 4: Simplify right side
    249,113,508.23x = 49,253,346,499,850,296
  5. Step 5: Solve for x
    x = 49,253,346,499,850,296/249,113,508.23
  6. Step 6: Final answer
    x = 197,714,475.02

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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.