Home / 144,314,169.88-216,507,348.42-42,078,207.50

Finding the Fourth Proportional to 144,314,169.88, 216,507,348.42 and 42,078,207.50

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Solution

The fourth proportional to 144,314,169.88, 216,507,348.42 and 42,078,207.50 is: 63,127,835.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,314,169.88 : 216,507,348.42 = 42,078,207.50 : x
  2. Step 2: Convert to fraction form
    144,314,169.88/216,507,348.42 = 42,078,207.50/x
  3. Step 3: Cross multiply
    144,314,169.88x = 216,507,348.42 × 42,078,207.50
  4. Step 4: Simplify right side
    144,314,169.88x = 9,110,241,132,091,556
  5. Step 5: Solve for x
    x = 9,110,241,132,091,556/144,314,169.88
  6. Step 6: Final answer
    x = 63,127,835.19

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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.