Home / 281,927,636.56-423,306,585.06-157,673,707.12

Finding the Fourth Proportional to 281,927,636.56, 423,306,585.06 and 157,673,707.12

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Solution

The fourth proportional to 281,927,636.56, 423,306,585.06 and 157,673,707.12 is: 236,742,730.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,927,636.56 : 423,306,585.06 = 157,673,707.12 : x
  2. Step 2: Convert to fraction form
    281,927,636.56/423,306,585.06 = 157,673,707.12/x
  3. Step 3: Cross multiply
    281,927,636.56x = 423,306,585.06 × 157,673,707.12
  4. Step 4: Simplify right side
    281,927,636.56x = 66,744,318,514,717,808
  5. Step 5: Solve for x
    x = 66,744,318,514,717,808/281,927,636.56
  6. Step 6: Final answer
    x = 236,742,730.61

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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.