Home / 14,105,373,512.81-21,161,121,371.19-4,290,466,033.13

Finding the Fourth Proportional to 14,105,373,512.81, 21,161,121,371.19 and 4,290,466,033.13

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Solution

The fourth proportional to 14,105,373,512.81, 21,161,121,371.19 and 4,290,466,033.13 is: 6,436,630,152.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,105,373,512.81 : 21,161,121,371.19 = 4,290,466,033.13 : x
  2. Step 2: Convert to fraction form
    14,105,373,512.81/21,161,121,371.19 = 4,290,466,033.13/x
  3. Step 3: Cross multiply
    14,105,373,512.81x = 21,161,121,371.19 × 4,290,466,033.13
  4. Step 4: Simplify right side
    14,105,373,512.81x = 90,791,072,465,926,209,536
  5. Step 5: Solve for x
    x = 90,791,072,465,926,209,536/14,105,373,512.81
  6. Step 6: Final answer
    x = 6,436,630,152.58

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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.