Home / 142,151,527.24-213,240,303.54-39,914,875.96

Finding the Fourth Proportional to 142,151,527.24, 213,240,303.54 and 39,914,875.96

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Solution

The fourth proportional to 142,151,527.24, 213,240,303.54 and 39,914,875.96 is: 59,875,967.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,151,527.24 : 213,240,303.54 = 39,914,875.96 : x
  2. Step 2: Convert to fraction form
    142,151,527.24/213,240,303.54 = 39,914,875.96/x
  3. Step 3: Cross multiply
    142,151,527.24x = 213,240,303.54 × 39,914,875.96
  4. Step 4: Simplify right side
    142,151,527.24x = 8,511,460,265,471,849
  5. Step 5: Solve for x
    x = 8,511,460,265,471,849/142,151,527.24
  6. Step 6: Final answer
    x = 59,875,967.78

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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.