Home / 370,858,124.20-556,287,186.30-217,577,612.20

Finding the Fourth Proportional to 370,858,124.20, 556,287,186.30 and 217,577,612.20

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Solution

The fourth proportional to 370,858,124.20, 556,287,186.30 and 217,577,612.20 is: 326,366,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,858,124.20 : 556,287,186.30 = 217,577,612.20 : x
  2. Step 2: Convert to fraction form
    370,858,124.20/556,287,186.30 = 217,577,612.20/x
  3. Step 3: Cross multiply
    370,858,124.20x = 556,287,186.30 × 217,577,612.20
  4. Step 4: Simplify right side
    370,858,124.20x = 121,035,637,692,610,528
  5. Step 5: Solve for x
    x = 121,035,637,692,610,528/370,858,124.20
  6. Step 6: Final answer
    x = 326,366,418.30

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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.