Home / 1,299,308,902.20-1,948,963,353.30-1,156,457,561.40

Finding the Fourth Proportional to 1,299,308,902.20, 1,948,963,353.30 and 1,156,457,561.40

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Solution

The fourth proportional to 1,299,308,902.20, 1,948,963,353.30 and 1,156,457,561.40 is: 1,734,686,342.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,308,902.20 : 1,948,963,353.30 = 1,156,457,561.40 : x
  2. Step 2: Convert to fraction form
    1,299,308,902.20/1,948,963,353.30 = 1,156,457,561.40/x
  3. Step 3: Cross multiply
    1,299,308,902.20x = 1,948,963,353.30 × 1,156,457,561.40
  4. Step 4: Simplify right side
    1,299,308,902.20x = 2,253,893,406,815,284,736
  5. Step 5: Solve for x
    x = 2,253,893,406,815,284,736/1,299,308,902.20
  6. Step 6: Final answer
    x = 1,734,686,342.10

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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.