Home / 289,960,673.60-434,941,010.40-160,966,164.80

Finding the Fourth Proportional to 289,960,673.60, 434,941,010.40 and 160,966,164.80

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Solution

The fourth proportional to 289,960,673.60, 434,941,010.40 and 160,966,164.80 is: 241,449,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,960,673.60 : 434,941,010.40 = 160,966,164.80 : x
  2. Step 2: Convert to fraction form
    289,960,673.60/434,941,010.40 = 160,966,164.80/x
  3. Step 3: Cross multiply
    289,960,673.60x = 434,941,010.40 × 160,966,164.80
  4. Step 4: Simplify right side
    289,960,673.60x = 70,010,786,358,324,912
  5. Step 5: Solve for x
    x = 70,010,786,358,324,912/289,960,673.60
  6. Step 6: Final answer
    x = 241,449,247.20

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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.