Home / 746,039,393.40-1,119,059,090.10-700,652,436.60

Finding the Fourth Proportional to 746,039,393.40, 1,119,059,090.10 and 700,652,436.60

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Solution

The fourth proportional to 746,039,393.40, 1,119,059,090.10 and 700,652,436.60 is: 1,050,978,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,039,393.40 : 1,119,059,090.10 = 700,652,436.60 : x
  2. Step 2: Convert to fraction form
    746,039,393.40/1,119,059,090.10 = 700,652,436.60/x
  3. Step 3: Cross multiply
    746,039,393.40x = 1,119,059,090.10 × 700,652,436.60
  4. Step 4: Simplify right side
    746,039,393.40x = 784,071,478,177,943,936
  5. Step 5: Solve for x
    x = 784,071,478,177,943,936/746,039,393.40
  6. Step 6: Final answer
    x = 1,050,978,654.90

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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.