Home / 352,708,574.16-528,766,914.72-155,940,218.82

Finding the Fourth Proportional to 352,708,574.16, 528,766,914.72 and 155,940,218.82

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Solution

The fourth proportional to 352,708,574.16, 528,766,914.72 and 155,940,218.82 is: 233,779,483.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,708,574.16 : 528,766,914.72 = 155,940,218.82 : x
  2. Step 2: Convert to fraction form
    352,708,574.16/528,766,914.72 = 155,940,218.82/x
  3. Step 3: Cross multiply
    352,708,574.16x = 528,766,914.72 × 155,940,218.82
  4. Step 4: Simplify right side
    352,708,574.16x = 82,456,028,386,213,072
  5. Step 5: Solve for x
    x = 82,456,028,386,213,072/352,708,574.16
  6. Step 6: Final answer
    x = 233,779,483.76

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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.