Home / 447,833,747.16-672,053,292.93-156,703,392.05

Finding the Fourth Proportional to 447,833,747.16, 672,053,292.93 and 156,703,392.05

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Solution

The fourth proportional to 447,833,747.16, 672,053,292.93 and 156,703,392.05 is: 235,160,997.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,833,747.16 : 672,053,292.93 = 156,703,392.05 : x
  2. Step 2: Convert to fraction form
    447,833,747.16/672,053,292.93 = 156,703,392.05/x
  3. Step 3: Cross multiply
    447,833,747.16x = 672,053,292.93 × 156,703,392.05
  4. Step 4: Simplify right side
    447,833,747.16x = 105,313,030,637,732,224
  5. Step 5: Solve for x
    x = 105,313,030,637,732,224/447,833,747.16
  6. Step 6: Final answer
    x = 235,160,997.37

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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.