Home / 217,518,550.83-326,274,624.63-53,756,298.39

Finding the Fourth Proportional to 217,518,550.83, 326,274,624.63 and 53,756,298.39

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Solution

The fourth proportional to 217,518,550.83, 326,274,624.63 and 53,756,298.39 is: 80,633,656.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,518,550.83 : 326,274,624.63 = 53,756,298.39 : x
  2. Step 2: Convert to fraction form
    217,518,550.83/326,274,624.63 = 53,756,298.39/x
  3. Step 3: Cross multiply
    217,518,550.83x = 326,274,624.63 × 53,756,298.39
  4. Step 4: Simplify right side
    217,518,550.83x = 17,539,316,078,695,524
  5. Step 5: Solve for x
    x = 17,539,316,078,695,524/217,518,550.83
  6. Step 6: Final answer
    x = 80,633,656.36

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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.