Home / 1,035,138,061,849.20-1,552,873,939,120.40-318,841,675,879.93

Finding the Fourth Proportional to 1,035,138,061,849.20, 1,552,873,939,120.40 and 318,841,675,879.93

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Solution

The fourth proportional to 1,035,138,061,849.20, 1,552,873,939,120.40 and 318,841,675,879.93 is: 478,313,905,581.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,138,061,849.20 : 1,552,873,939,120.40 = 318,841,675,879.93 : x
  2. Step 2: Convert to fraction form
    1,035,138,061,849.20/1,552,873,939,120.40 = 318,841,675,879.93/x
  3. Step 3: Cross multiply
    1,035,138,061,849.20x = 1,552,873,939,120.40 × 318,841,675,879.93
  4. Step 4: Simplify right side
    1,035,138,061,849.20x = 495,120,929,179,416,712,445,952
  5. Step 5: Solve for x
    x = 495,120,929,179,416,712,445,952/1,035,138,061,849.20
  6. Step 6: Final answer
    x = 478,313,905,581.75

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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.