Home / 155,283,444.28-232,916,768.34-47,578,379.32

Finding the Fourth Proportional to 155,283,444.28, 232,916,768.34 and 47,578,379.32

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Solution

The fourth proportional to 155,283,444.28, 232,916,768.34 and 47,578,379.32 is: 71,364,995.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,283,444.28 : 232,916,768.34 = 47,578,379.32 : x
  2. Step 2: Convert to fraction form
    155,283,444.28/232,916,768.34 = 47,578,379.32/x
  3. Step 3: Cross multiply
    155,283,444.28x = 232,916,768.34 × 47,578,379.32
  4. Step 4: Simplify right side
    155,283,444.28x = 11,081,802,354,069,086
  5. Step 5: Solve for x
    x = 11,081,802,354,069,086/155,283,444.28
  6. Step 6: Final answer
    x = 71,364,995.83

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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.