Home / 682,726,272.50-1,023,973,901.91-191,326,445.88

Finding the Fourth Proportional to 682,726,272.50, 1,023,973,901.91 and 191,326,445.88

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Solution

The fourth proportional to 682,726,272.50, 1,023,973,901.91 and 191,326,445.88 is: 286,957,299.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,726,272.50 : 1,023,973,901.91 = 191,326,445.88 : x
  2. Step 2: Convert to fraction form
    682,726,272.50/1,023,973,901.91 = 191,326,445.88/x
  3. Step 3: Cross multiply
    682,726,272.50x = 1,023,973,901.91 × 191,326,445.88
  4. Step 4: Simplify right side
    682,726,272.50x = 195,913,287,326,316,032
  5. Step 5: Solve for x
    x = 195,913,287,326,316,032/682,726,272.50
  6. Step 6: Final answer
    x = 286,957,299.31

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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.