Home / 311,114,822,409.02-429,470,651,975.19-193,850,403,332.20

Finding the Fourth Proportional to 311,114,822,409.02, 429,470,651,975.19 and 193,850,403,332.20

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Solution

The fourth proportional to 311,114,822,409.02, 429,470,651,975.19 and 193,850,403,332.20 is: 267,595,926,353.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,114,822,409.02 : 429,470,651,975.19 = 193,850,403,332.20 : x
  2. Step 2: Convert to fraction form
    311,114,822,409.02/429,470,651,975.19 = 193,850,403,332.20/x
  3. Step 3: Cross multiply
    311,114,822,409.02x = 429,470,651,975.19 × 193,850,403,332.20
  4. Step 4: Simplify right side
    311,114,822,409.02x = 83,253,059,104,733,491,363,840
  5. Step 5: Solve for x
    x = 83,253,059,104,733,491,363,840/311,114,822,409.02
  6. Step 6: Final answer
    x = 267,595,926,353.14

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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.