Home / 282,582,411.40-423,893,795.25-75,319,736.34

Finding the Fourth Proportional to 282,582,411.40, 423,893,795.25 and 75,319,736.34

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Solution

The fourth proportional to 282,582,411.40, 423,893,795.25 and 75,319,736.34 is: 112,984,982.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,582,411.40 : 423,893,795.25 = 75,319,736.34 : x
  2. Step 2: Convert to fraction form
    282,582,411.40/423,893,795.25 = 75,319,736.34/x
  3. Step 3: Cross multiply
    282,582,411.40x = 423,893,795.25 × 75,319,736.34
  4. Step 4: Simplify right side
    282,582,411.40x = 31,927,568,894,391,944
  5. Step 5: Solve for x
    x = 31,927,568,894,391,944/282,582,411.40
  6. Step 6: Final answer
    x = 112,984,982.81

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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.