Home / 356,874,595.31-535,190,661.59-123,650,875.94

Finding the Fourth Proportional to 356,874,595.31, 535,190,661.59 and 123,650,875.94

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Solution

The fourth proportional to 356,874,595.31, 535,190,661.59 and 123,650,875.94 is: 185,434,309.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,874,595.31 : 535,190,661.59 = 123,650,875.94 : x
  2. Step 2: Convert to fraction form
    356,874,595.31/535,190,661.59 = 123,650,875.94/x
  3. Step 3: Cross multiply
    356,874,595.31x = 535,190,661.59 × 123,650,875.94
  4. Step 4: Simplify right side
    356,874,595.31x = 66,176,794,097,217,408
  5. Step 5: Solve for x
    x = 66,176,794,097,217,408/356,874,595.31
  6. Step 6: Final answer
    x = 185,434,309.32

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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.