Home / 263,282,312.52-363,154,646.16-169,315,260.84

Finding the Fourth Proportional to 263,282,312.52, 363,154,646.16 and 169,315,260.84

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Solution

The fourth proportional to 263,282,312.52, 363,154,646.16 and 169,315,260.84 is: 233,542,553.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,282,312.52 : 363,154,646.16 = 169,315,260.84 : x
  2. Step 2: Convert to fraction form
    263,282,312.52/363,154,646.16 = 169,315,260.84/x
  3. Step 3: Cross multiply
    263,282,312.52x = 363,154,646.16 × 169,315,260.84
  4. Step 4: Simplify right side
    263,282,312.52x = 61,487,623,639,838,312
  5. Step 5: Solve for x
    x = 61,487,623,639,838,312/263,282,312.52
  6. Step 6: Final answer
    x = 233,542,553.81

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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.