Home / 103,435,968.30-155,153,952.45-94,701,965.10

Finding the Fourth Proportional to 103,435,968.30, 155,153,952.45 and 94,701,965.10

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Solution

The fourth proportional to 103,435,968.30, 155,153,952.45 and 94,701,965.10 is: 142,052,947.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,435,968.30 : 155,153,952.45 = 94,701,965.10 : x
  2. Step 2: Convert to fraction form
    103,435,968.30/155,153,952.45 = 94,701,965.10/x
  3. Step 3: Cross multiply
    103,435,968.30x = 155,153,952.45 × 94,701,965.10
  4. Step 4: Simplify right side
    103,435,968.30x = 14,693,384,190,046,958
  5. Step 5: Solve for x
    x = 14,693,384,190,046,958/103,435,968.30
  6. Step 6: Final answer
    x = 142,052,947.65

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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.