Home / 248,832,001.70-373,248,002.55-139,544,987.30

Finding the Fourth Proportional to 248,832,001.70, 373,248,002.55 and 139,544,987.30

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Solution

The fourth proportional to 248,832,001.70, 373,248,002.55 and 139,544,987.30 is: 209,317,480.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,832,001.70 : 373,248,002.55 = 139,544,987.30 : x
  2. Step 2: Convert to fraction form
    248,832,001.70/373,248,002.55 = 139,544,987.30/x
  3. Step 3: Cross multiply
    248,832,001.70x = 373,248,002.55 × 139,544,987.30
  4. Step 4: Simplify right side
    248,832,001.70x = 52,084,887,775,590,120
  5. Step 5: Solve for x
    x = 52,084,887,775,590,120/248,832,001.70
  6. Step 6: Final answer
    x = 209,317,480.95

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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.