Home / 136,488,038.40-204,732,058.56-45,611,627.52

Finding the Fourth Proportional to 136,488,038.40, 204,732,058.56 and 45,611,627.52

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Solution

The fourth proportional to 136,488,038.40, 204,732,058.56 and 45,611,627.52 is: 68,417,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,488,038.40 : 204,732,058.56 = 45,611,627.52 : x
  2. Step 2: Convert to fraction form
    136,488,038.40/204,732,058.56 = 45,611,627.52/x
  3. Step 3: Cross multiply
    136,488,038.40x = 204,732,058.56 × 45,611,627.52
  4. Step 4: Simplify right side
    136,488,038.40x = 9,338,162,396,441,548
  5. Step 5: Solve for x
    x = 9,338,162,396,441,548/136,488,038.40
  6. Step 6: Final answer
    x = 68,417,441.60

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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.