Home / 880,097,957.40-1,320,146,936.10-738,043,778.10

Finding the Fourth Proportional to 880,097,957.40, 1,320,146,936.10 and 738,043,778.10

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Solution

The fourth proportional to 880,097,957.40, 1,320,146,936.10 and 738,043,778.10 is: 1,107,065,667.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,097,957.40 : 1,320,146,936.10 = 738,043,778.10 : x
  2. Step 2: Convert to fraction form
    880,097,957.40/1,320,146,936.10 = 738,043,778.10/x
  3. Step 3: Cross multiply
    880,097,957.40x = 1,320,146,936.10 × 738,043,778.10
  4. Step 4: Simplify right side
    880,097,957.40x = 974,326,232,366,383,232
  5. Step 5: Solve for x
    x = 974,326,232,366,383,232/880,097,957.40
  6. Step 6: Final answer
    x = 1,107,065,667.15

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1.5x scale

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.