Home / 560,528,524.31-773,514,377.01-309,627,516.11

Finding the Fourth Proportional to 560,528,524.31, 773,514,377.01 and 309,627,516.11

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Solution

The fourth proportional to 560,528,524.31, 773,514,377.01 and 309,627,516.11 is: 427,277,693.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,528,524.31 : 773,514,377.01 = 309,627,516.11 : x
  2. Step 2: Convert to fraction form
    560,528,524.31/773,514,377.01 = 309,627,516.11/x
  3. Step 3: Cross multiply
    560,528,524.31x = 773,514,377.01 × 309,627,516.11
  4. Step 4: Simplify right side
    560,528,524.31x = 239,501,335,225,112,832
  5. Step 5: Solve for x
    x = 239,501,335,225,112,832/560,528,524.31
  6. Step 6: Final answer
    x = 427,277,693.89

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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.