Home / 134,585,311.20-201,877,966.80-43,718,085.60

Finding the Fourth Proportional to 134,585,311.20, 201,877,966.80 and 43,718,085.60

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Solution

The fourth proportional to 134,585,311.20, 201,877,966.80 and 43,718,085.60 is: 65,577,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,585,311.20 : 201,877,966.80 = 43,718,085.60 : x
  2. Step 2: Convert to fraction form
    134,585,311.20/201,877,966.80 = 43,718,085.60/x
  3. Step 3: Cross multiply
    134,585,311.20x = 201,877,966.80 × 43,718,085.60
  4. Step 4: Simplify right side
    134,585,311.20x = 8,825,718,233,316,359
  5. Step 5: Solve for x
    x = 8,825,718,233,316,359/134,585,311.20
  6. Step 6: Final answer
    x = 65,577,128.40

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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.