Home / 18,487,480,098.46-25,510,570,195.35-10,349,729,121.49

Finding the Fourth Proportional to 18,487,480,098.46, 25,510,570,195.35 and 10,349,729,121.49

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Solution

The fourth proportional to 18,487,480,098.46, 25,510,570,195.35 and 10,349,729,121.49 is: 14,281,421,256.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,487,480,098.46 : 25,510,570,195.35 = 10,349,729,121.49 : x
  2. Step 2: Convert to fraction form
    18,487,480,098.46/25,510,570,195.35 = 10,349,729,121.49/x
  3. Step 3: Cross multiply
    18,487,480,098.46x = 25,510,570,195.35 × 10,349,729,121.49
  4. Step 4: Simplify right side
    18,487,480,098.46x = 264,027,491,256,628,707,328
  5. Step 5: Solve for x
    x = 264,027,491,256,628,707,328/18,487,480,098.46
  6. Step 6: Final answer
    x = 14,281,421,256.47

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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.