Home / 355,001,604.20-532,502,406.30-257,499,895.40

Finding the Fourth Proportional to 355,001,604.20, 532,502,406.30 and 257,499,895.40

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Solution

The fourth proportional to 355,001,604.20, 532,502,406.30 and 257,499,895.40 is: 386,249,843.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,001,604.20 : 532,502,406.30 = 257,499,895.40 : x
  2. Step 2: Convert to fraction form
    355,001,604.20/532,502,406.30 = 257,499,895.40/x
  3. Step 3: Cross multiply
    355,001,604.20x = 532,502,406.30 × 257,499,895.40
  4. Step 4: Simplify right side
    355,001,604.20x = 137,119,313,922,498,304
  5. Step 5: Solve for x
    x = 137,119,313,922,498,304/355,001,604.20
  6. Step 6: Final answer
    x = 386,249,843.10

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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.