Home / 326,127,957.77-488,574,700.20-192,781,595.31

Finding the Fourth Proportional to 326,127,957.77, 488,574,700.20 and 192,781,595.31

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Solution

The fourth proportional to 326,127,957.77, 488,574,700.20 and 192,781,595.31 is: 288,807,530.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,127,957.77 : 488,574,700.20 = 192,781,595.31 : x
  2. Step 2: Convert to fraction form
    326,127,957.77/488,574,700.20 = 192,781,595.31/x
  3. Step 3: Cross multiply
    326,127,957.77x = 488,574,700.20 × 192,781,595.31
  4. Step 4: Simplify right side
    326,127,957.77x = 94,188,210,132,660,976
  5. Step 5: Solve for x
    x = 94,188,210,132,660,976/326,127,957.77
  6. Step 6: Final answer
    x = 288,807,530.57

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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.