Home / 211,223,866,273.84-316,966,120,034.66-97,882,466,155.56

Finding the Fourth Proportional to 211,223,866,273.84, 316,966,120,034.66 and 97,882,466,155.56

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Solution

The fourth proportional to 211,223,866,273.84, 316,966,120,034.66 and 97,882,466,155.56 is: 146,884,090,628.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,223,866,273.84 : 316,966,120,034.66 = 97,882,466,155.56 : x
  2. Step 2: Convert to fraction form
    211,223,866,273.84/316,966,120,034.66 = 97,882,466,155.56/x
  3. Step 3: Cross multiply
    211,223,866,273.84x = 316,966,120,034.66 × 97,882,466,155.56
  4. Step 4: Simplify right side
    211,223,866,273.84x = 31,025,425,516,751,772,188,672
  5. Step 5: Solve for x
    x = 31,025,425,516,751,772,188,672/211,223,866,273.84
  6. Step 6: Final answer
    x = 146,884,090,628.89

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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.