Home / 880,097,963.40-1,320,146,945.10-738,043,784.10

Finding the Fourth Proportional to 880,097,963.40, 1,320,146,945.10 and 738,043,784.10

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Solution

The fourth proportional to 880,097,963.40, 1,320,146,945.10 and 738,043,784.10 is: 1,107,065,676.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,097,963.40 : 1,320,146,945.10 = 738,043,784.10 : x
  2. Step 2: Convert to fraction form
    880,097,963.40/1,320,146,945.10 = 738,043,784.10/x
  3. Step 3: Cross multiply
    880,097,963.40x = 1,320,146,945.10 × 738,043,784.10
  4. Step 4: Simplify right side
    880,097,963.40x = 974,326,246,929,658,880
  5. Step 5: Solve for x
    x = 974,326,246,929,658,880/880,097,963.40
  6. Step 6: Final answer
    x = 1,107,065,676.15

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Double scale
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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.