Home / 263,401,033,569.48-363,493,426,290.65-149,215,654,562.75

Finding the Fourth Proportional to 263,401,033,569.48, 363,493,426,290.65 and 149,215,654,562.75

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Solution

The fourth proportional to 263,401,033,569.48, 363,493,426,290.65 and 149,215,654,562.75 is: 205,917,603,276.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,401,033,569.48 : 363,493,426,290.65 = 149,215,654,562.75 : x
  2. Step 2: Convert to fraction form
    263,401,033,569.48/363,493,426,290.65 = 149,215,654,562.75/x
  3. Step 3: Cross multiply
    263,401,033,569.48x = 363,493,426,290.65 × 149,215,654,562.75
  4. Step 4: Simplify right side
    263,401,033,569.48x = 54,238,909,533,216,061,784,064
  5. Step 5: Solve for x
    x = 54,238,909,533,216,061,784,064/263,401,033,569.48
  6. Step 6: Final answer
    x = 205,917,603,276.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.