Home / 1,342,665,900.38-1,852,936,084.96-747,949,665.02

Finding the Fourth Proportional to 1,342,665,900.38, 1,852,936,084.96 and 747,949,665.02

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Solution

The fourth proportional to 1,342,665,900.38, 1,852,936,084.96 and 747,949,665.02 is: 1,032,202,369.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,665,900.38 : 1,852,936,084.96 = 747,949,665.02 : x
  2. Step 2: Convert to fraction form
    1,342,665,900.38/1,852,936,084.96 = 747,949,665.02/x
  3. Step 3: Cross multiply
    1,342,665,900.38x = 1,852,936,084.96 × 747,949,665.02
  4. Step 4: Simplify right side
    1,342,665,900.38x = 1,385,902,924,049,302,272
  5. Step 5: Solve for x
    x = 1,385,902,924,049,302,272/1,342,665,900.38
  6. Step 6: Final answer
    x = 1,032,202,369.67

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Double scale
Find fourth proportional to 1,342,665,901.38, 1,852,936,086.34 and 747,949,666.02
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.