Home / 103,634,479.60-155,380,860.60-49,073,203.60

Finding the Fourth Proportional to 103,634,479.60, 155,380,860.60 and 49,073,203.60

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Solution

The fourth proportional to 103,634,479.60, 155,380,860.60 and 49,073,203.60 is: 73,576,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,634,479.60 : 155,380,860.60 = 49,073,203.60 : x
  2. Step 2: Convert to fraction form
    103,634,479.60/155,380,860.60 = 49,073,203.60/x
  3. Step 3: Cross multiply
    103,634,479.60x = 155,380,860.60 × 49,073,203.60
  4. Step 4: Simplify right side
    103,634,479.60x = 7,625,036,607,767,018
  5. Step 5: Solve for x
    x = 7,625,036,607,767,018/103,634,479.60
  6. Step 6: Final answer
    x = 73,576,252.20

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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.