Home / 153,489,408.55-230,209,386.03-42,827,941.19

Finding the Fourth Proportional to 153,489,408.55, 230,209,386.03 and 42,827,941.19

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Solution

The fourth proportional to 153,489,408.55, 230,209,386.03 and 42,827,941.19 is: 64,235,012.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,489,408.55 : 230,209,386.03 = 42,827,941.19 : x
  2. Step 2: Convert to fraction form
    153,489,408.55/230,209,386.03 = 42,827,941.19/x
  3. Step 3: Cross multiply
    153,489,408.55x = 230,209,386.03 × 42,827,941.19
  4. Step 4: Simplify right side
    153,489,408.55x = 9,859,394,046,854,372
  5. Step 5: Solve for x
    x = 9,859,394,046,854,372/153,489,408.55
  6. Step 6: Final answer
    x = 64,235,012.31

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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.