Home / 4,914,842,472.53-7,377,510,023.29-2,118,191,173.89

Finding the Fourth Proportional to 4,914,842,472.53, 7,377,510,023.29 and 2,118,191,173.89

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Solution

The fourth proportional to 4,914,842,472.53, 7,377,510,023.29 and 2,118,191,173.89 is: 3,179,547,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,842,472.53 : 7,377,510,023.29 = 2,118,191,173.89 : x
  2. Step 2: Convert to fraction form
    4,914,842,472.53/7,377,510,023.29 = 2,118,191,173.89/x
  3. Step 3: Cross multiply
    4,914,842,472.53x = 7,377,510,023.29 × 2,118,191,173.89
  4. Step 4: Simplify right side
    4,914,842,472.53x = 15,626,976,616,592,816,128
  5. Step 5: Solve for x
    x = 15,626,976,616,592,816,128/4,914,842,472.53
  6. Step 6: Final answer
    x = 3,179,547,809.30

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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.