Home / 311,114,822,409.27-429,470,651,975.54-193,850,403,332.45

Finding the Fourth Proportional to 311,114,822,409.27, 429,470,651,975.54 and 193,850,403,332.45

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Solution

The fourth proportional to 311,114,822,409.27, 429,470,651,975.54 and 193,850,403,332.45 is: 267,595,926,353.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,114,822,409.27 : 429,470,651,975.54 = 193,850,403,332.45 : x
  2. Step 2: Convert to fraction form
    311,114,822,409.27/429,470,651,975.54 = 193,850,403,332.45/x
  3. Step 3: Cross multiply
    311,114,822,409.27x = 429,470,651,975.54 × 193,850,403,332.45
  4. Step 4: Simplify right side
    311,114,822,409.27x = 83,253,059,104,908,695,830,528
  5. Step 5: Solve for x
    x = 83,253,059,104,908,695,830,528/311,114,822,409.27
  6. Step 6: Final answer
    x = 267,595,926,353.49

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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.