Home / 1,347,228,055.60-2,020,842,083.40-827,974,769.20

Finding the Fourth Proportional to 1,347,228,055.60, 2,020,842,083.40 and 827,974,769.20

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Solution

The fourth proportional to 1,347,228,055.60, 2,020,842,083.40 and 827,974,769.20 is: 1,241,962,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,228,055.60 : 2,020,842,083.40 = 827,974,769.20 : x
  2. Step 2: Convert to fraction form
    1,347,228,055.60/2,020,842,083.40 = 827,974,769.20/x
  3. Step 3: Cross multiply
    1,347,228,055.60x = 2,020,842,083.40 × 827,974,769.20
  4. Step 4: Simplify right side
    1,347,228,055.60x = 1,673,206,257,592,762,368
  5. Step 5: Solve for x
    x = 1,673,206,257,592,762,368/1,347,228,055.60
  6. Step 6: Final answer
    x = 1,241,962,153.80

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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.