Home / 162,177,928.12-243,264,863.22-39,357,263.08

Finding the Fourth Proportional to 162,177,928.12, 243,264,863.22 and 39,357,263.08

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Solution

The fourth proportional to 162,177,928.12, 243,264,863.22 and 39,357,263.08 is: 59,035,402.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,177,928.12 : 243,264,863.22 = 39,357,263.08 : x
  2. Step 2: Convert to fraction form
    162,177,928.12/243,264,863.22 = 39,357,263.08/x
  3. Step 3: Cross multiply
    162,177,928.12x = 243,264,863.22 × 39,357,263.08
  4. Step 4: Simplify right side
    162,177,928.12x = 9,574,239,219,869,756
  5. Step 5: Solve for x
    x = 9,574,239,219,869,756/162,177,928.12
  6. Step 6: Final answer
    x = 59,035,402.23

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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.