Home / 160,455,612.79-240,337,494.71-108,353,713.21

Finding the Fourth Proportional to 160,455,612.79, 240,337,494.71 and 108,353,713.21

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Solution

The fourth proportional to 160,455,612.79, 240,337,494.71 and 108,353,713.21 is: 162,296,971.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,455,612.79 : 240,337,494.71 = 108,353,713.21 : x
  2. Step 2: Convert to fraction form
    160,455,612.79/240,337,494.71 = 108,353,713.21/x
  3. Step 3: Cross multiply
    160,455,612.79x = 240,337,494.71 × 108,353,713.21
  4. Step 4: Simplify right side
    160,455,612.79x = 26,041,459,976,642,996
  5. Step 5: Solve for x
    x = 26,041,459,976,642,996/160,455,612.79
  6. Step 6: Final answer
    x = 162,296,971.25

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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.