Home / 56,172,001.40-84,258,002.10-45,968,334.20

Finding the Fourth Proportional to 56,172,001.40, 84,258,002.10 and 45,968,334.20

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Solution

The fourth proportional to 56,172,001.40, 84,258,002.10 and 45,968,334.20 is: 68,952,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,172,001.40 : 84,258,002.10 = 45,968,334.20 : x
  2. Step 2: Convert to fraction form
    56,172,001.40/84,258,002.10 = 45,968,334.20/x
  3. Step 3: Cross multiply
    56,172,001.40x = 84,258,002.10 × 45,968,334.20
  4. Step 4: Simplify right side
    56,172,001.40x = 3,873,199,999,557,102
  5. Step 5: Solve for x
    x = 3,873,199,999,557,102/56,172,001.40
  6. Step 6: Final answer
    x = 68,952,501.30

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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.