Home / 238,656,574.76-358,038,723.32-72,674,927.84

Finding the Fourth Proportional to 238,656,574.76, 358,038,723.32 and 72,674,927.84

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Solution

The fourth proportional to 238,656,574.76, 358,038,723.32 and 72,674,927.84 is: 109,028,793.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,656,574.76 : 358,038,723.32 = 72,674,927.84 : x
  2. Step 2: Convert to fraction form
    238,656,574.76/358,038,723.32 = 72,674,927.84/x
  3. Step 3: Cross multiply
    238,656,574.76x = 358,038,723.32 × 72,674,927.84
  4. Step 4: Simplify right side
    238,656,574.76x = 26,020,438,381,206,724
  5. Step 5: Solve for x
    x = 26,020,438,381,206,724/238,656,574.76
  6. Step 6: Final answer
    x = 109,028,793.39

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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.