Home / 281,927,581.92-423,306,501.93-157,673,652.12

Finding the Fourth Proportional to 281,927,581.92, 423,306,501.93 and 157,673,652.12

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Solution

The fourth proportional to 281,927,581.92, 423,306,501.93 and 157,673,652.12 is: 236,742,647.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,927,581.92 : 423,306,501.93 = 157,673,652.12 : x
  2. Step 2: Convert to fraction form
    281,927,581.92/423,306,501.93 = 157,673,652.12/x
  3. Step 3: Cross multiply
    281,927,581.92x = 423,306,501.93 × 157,673,652.12
  4. Step 4: Simplify right side
    281,927,581.92x = 66,744,282,125,444,928
  5. Step 5: Solve for x
    x = 66,744,282,125,444,928/281,927,581.92
  6. Step 6: Final answer
    x = 236,742,647.42

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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.