Home / 217,242,001.40-325,863,002.10-207,164,305.40

Finding the Fourth Proportional to 217,242,001.40, 325,863,002.10 and 207,164,305.40

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Solution

The fourth proportional to 217,242,001.40, 325,863,002.10 and 207,164,305.40 is: 310,746,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,242,001.40 : 325,863,002.10 = 207,164,305.40 : x
  2. Step 2: Convert to fraction form
    217,242,001.40/325,863,002.10 = 207,164,305.40/x
  3. Step 3: Cross multiply
    217,242,001.40x = 325,863,002.10 × 207,164,305.40
  4. Step 4: Simplify right side
    217,242,001.40x = 67,507,182,485,605,248
  5. Step 5: Solve for x
    x = 67,507,182,485,605,248/217,242,001.40
  6. Step 6: Final answer
    x = 310,746,458.10

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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.