Home / 708,750,343.20-1,063,125,514.80-191,179,783.20

Finding the Fourth Proportional to 708,750,343.20, 1,063,125,514.80 and 191,179,783.20

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Solution

The fourth proportional to 708,750,343.20, 1,063,125,514.80 and 191,179,783.20 is: 286,769,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,750,343.20 : 1,063,125,514.80 = 191,179,783.20 : x
  2. Step 2: Convert to fraction form
    708,750,343.20/1,063,125,514.80 = 191,179,783.20/x
  3. Step 3: Cross multiply
    708,750,343.20x = 1,063,125,514.80 × 191,179,783.20
  4. Step 4: Simplify right side
    708,750,343.20x = 203,248,105,433,852,384
  5. Step 5: Solve for x
    x = 203,248,105,433,852,384/708,750,343.20
  6. Step 6: Final answer
    x = 286,769,674.80

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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.