Home / 440,669,667.24-660,980,593.56-133,937,864.40

Finding the Fourth Proportional to 440,669,667.24, 660,980,593.56 and 133,937,864.40

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Solution

The fourth proportional to 440,669,667.24, 660,980,593.56 and 133,937,864.40 is: 200,899,530.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,669,667.24 : 660,980,593.56 = 133,937,864.40 : x
  2. Step 2: Convert to fraction form
    440,669,667.24/660,980,593.56 = 133,937,864.40/x
  3. Step 3: Cross multiply
    440,669,667.24x = 660,980,593.56 × 133,937,864.40
  4. Step 4: Simplify right side
    440,669,667.24x = 88,530,329,111,270,784
  5. Step 5: Solve for x
    x = 88,530,329,111,270,784/440,669,667.24
  6. Step 6: Final answer
    x = 200,899,530.18

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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.