Home / 1,209,253,365.04-1,814,167,900.52-391,365,666.04

Finding the Fourth Proportional to 1,209,253,365.04, 1,814,167,900.52 and 391,365,666.04

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Solution

The fourth proportional to 1,209,253,365.04, 1,814,167,900.52 and 391,365,666.04 is: 587,141,660.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,253,365.04 : 1,814,167,900.52 = 391,365,666.04 : x
  2. Step 2: Convert to fraction form
    1,209,253,365.04/1,814,167,900.52 = 391,365,666.04/x
  3. Step 3: Cross multiply
    1,209,253,365.04x = 1,814,167,900.52 × 391,365,666.04
  4. Step 4: Simplify right side
    1,209,253,365.04x = 710,003,028,695,398,272
  5. Step 5: Solve for x
    x = 710,003,028,695,398,272/1,209,253,365.04
  6. Step 6: Final answer
    x = 587,141,660.48

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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.