Home / 25,754,176,169.80-38,631,264,254.70-21,101,303,926.60

Finding the Fourth Proportional to 25,754,176,169.80, 38,631,264,254.70 and 21,101,303,926.60

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Solution

The fourth proportional to 25,754,176,169.80, 38,631,264,254.70 and 21,101,303,926.60 is: 31,651,955,889.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,754,176,169.80 : 38,631,264,254.70 = 21,101,303,926.60 : x
  2. Step 2: Convert to fraction form
    25,754,176,169.80/38,631,264,254.70 = 21,101,303,926.60/x
  3. Step 3: Cross multiply
    25,754,176,169.80x = 38,631,264,254.70 × 21,101,303,926.60
  4. Step 4: Simplify right side
    25,754,176,169.80x = 815,170,048,107,223,187,456
  5. Step 5: Solve for x
    x = 815,170,048,107,223,187,456/25,754,176,169.80
  6. Step 6: Final answer
    x = 31,651,955,889.90

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1.5x scale

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.