Home / 259,859,165.86-389,837,909.31-104,425,073.74

Finding the Fourth Proportional to 259,859,165.86, 389,837,909.31 and 104,425,073.74

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Solution

The fourth proportional to 259,859,165.86, 389,837,909.31 and 104,425,073.74 is: 156,657,365.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,859,165.86 : 389,837,909.31 = 104,425,073.74 : x
  2. Step 2: Convert to fraction form
    259,859,165.86/389,837,909.31 = 104,425,073.74/x
  3. Step 3: Cross multiply
    259,859,165.86x = 389,837,909.31 × 104,425,073.74
  4. Step 4: Simplify right side
    259,859,165.86x = 40,708,852,426,344,184
  5. Step 5: Solve for x
    x = 40,708,852,426,344,184/259,859,165.86
  6. Step 6: Final answer
    x = 156,657,365.89

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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.