Home / 614,191,118.25-921,286,677.42-205,247,268.75

Finding the Fourth Proportional to 614,191,118.25, 921,286,677.42 and 205,247,268.75

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Solution

The fourth proportional to 614,191,118.25, 921,286,677.42 and 205,247,268.75 is: 307,870,903.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,191,118.25 : 921,286,677.42 = 205,247,268.75 : x
  2. Step 2: Convert to fraction form
    614,191,118.25/921,286,677.42 = 205,247,268.75/x
  3. Step 3: Cross multiply
    614,191,118.25x = 921,286,677.42 × 205,247,268.75
  4. Step 4: Simplify right side
    614,191,118.25x = 189,091,574,276,217,280
  5. Step 5: Solve for x
    x = 189,091,574,276,217,280/614,191,118.25
  6. Step 6: Final answer
    x = 307,870,903.14

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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.