Home / 249,993,670.80-374,990,506.20-86,231,110.80

Finding the Fourth Proportional to 249,993,670.80, 374,990,506.20 and 86,231,110.80

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Solution

The fourth proportional to 249,993,670.80, 374,990,506.20 and 86,231,110.80 is: 129,346,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,993,670.80 : 374,990,506.20 = 86,231,110.80 : x
  2. Step 2: Convert to fraction form
    249,993,670.80/374,990,506.20 = 86,231,110.80/x
  3. Step 3: Cross multiply
    249,993,670.80x = 374,990,506.20 × 86,231,110.80
  4. Step 4: Simplify right side
    249,993,670.80x = 32,335,847,889,080,284
  5. Step 5: Solve for x
    x = 32,335,847,889,080,284/249,993,670.80
  6. Step 6: Final answer
    x = 129,346,666.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.