Home / 25,504,695,263.43-35,209,221,930.02-15,862,533,172.88

Finding the Fourth Proportional to 25,504,695,263.43, 35,209,221,930.02 and 15,862,533,172.88

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Solution

The fourth proportional to 25,504,695,263.43, 35,209,221,930.02 and 15,862,533,172.88 is: 21,898,220,899.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,504,695,263.43 : 35,209,221,930.02 = 15,862,533,172.88 : x
  2. Step 2: Convert to fraction form
    25,504,695,263.43/35,209,221,930.02 = 15,862,533,172.88/x
  3. Step 3: Cross multiply
    25,504,695,263.43x = 35,209,221,930.02 × 15,862,533,172.88
  4. Step 4: Simplify right side
    25,504,695,263.43x = 558,507,450,856,091,942,912
  5. Step 5: Solve for x
    x = 558,507,450,856,091,942,912/25,504,695,263.43
  6. Step 6: Final answer
    x = 21,898,220,899.62

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1.5x scale

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.