Home / 140,221,050.60-210,331,293.20-131,688,176.06

Finding the Fourth Proportional to 140,221,050.60, 210,331,293.20 and 131,688,176.06

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Solution

The fourth proportional to 140,221,050.60, 210,331,293.20 and 131,688,176.06 is: 197,531,998.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,221,050.60 : 210,331,293.20 = 131,688,176.06 : x
  2. Step 2: Convert to fraction form
    140,221,050.60/210,331,293.20 = 131,688,176.06/x
  3. Step 3: Cross multiply
    140,221,050.60x = 210,331,293.20 × 131,688,176.06
  4. Step 4: Simplify right side
    140,221,050.60x = 27,698,144,369,849,080
  5. Step 5: Solve for x
    x = 27,698,144,369,849,080/140,221,050.60
  6. Step 6: Final answer
    x = 197,531,998.59

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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.