Home / 134,354,987.48-185,403,918.90-74,819,354.46

Finding the Fourth Proportional to 134,354,987.48, 185,403,918.90 and 74,819,354.46

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Solution

The fourth proportional to 134,354,987.48, 185,403,918.90 and 74,819,354.46 is: 103,247,388.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,354,987.48 : 185,403,918.90 = 74,819,354.46 : x
  2. Step 2: Convert to fraction form
    134,354,987.48/185,403,918.90 = 74,819,354.46/x
  3. Step 3: Cross multiply
    134,354,987.48x = 185,403,918.90 × 74,819,354.46
  4. Step 4: Simplify right side
    134,354,987.48x = 13,871,801,526,964,522
  5. Step 5: Solve for x
    x = 13,871,801,526,964,522/134,354,987.48
  6. Step 6: Final answer
    x = 103,247,388.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.