Home / 236,701,809.72-326,620,207.68-130,840,924.86

Finding the Fourth Proportional to 236,701,809.72, 326,620,207.68 and 130,840,924.86

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Solution

The fourth proportional to 236,701,809.72, 326,620,207.68 and 130,840,924.86 is: 180,544,838.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,701,809.72 : 326,620,207.68 = 130,840,924.86 : x
  2. Step 2: Convert to fraction form
    236,701,809.72/326,620,207.68 = 130,840,924.86/x
  3. Step 3: Cross multiply
    236,701,809.72x = 326,620,207.68 × 130,840,924.86
  4. Step 4: Simplify right side
    236,701,809.72x = 42,735,290,050,816,472
  5. Step 5: Solve for x
    x = 42,735,290,050,816,472/236,701,809.72
  6. Step 6: Final answer
    x = 180,544,838.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.