Home / 401,191,521.70-601,787,282.55-229,004,637.70

Finding the Fourth Proportional to 401,191,521.70, 601,787,282.55 and 229,004,637.70

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Solution

The fourth proportional to 401,191,521.70, 601,787,282.55 and 229,004,637.70 is: 343,506,956.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,191,521.70 : 601,787,282.55 = 229,004,637.70 : x
  2. Step 2: Convert to fraction form
    401,191,521.70/601,787,282.55 = 229,004,637.70/x
  3. Step 3: Cross multiply
    401,191,521.70x = 601,787,282.55 × 229,004,637.70
  4. Step 4: Simplify right side
    401,191,521.70x = 137,812,078,612,830,272
  5. Step 5: Solve for x
    x = 137,812,078,612,830,272/401,191,521.70
  6. Step 6: Final answer
    x = 343,506,956.55

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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.