Home / 502,508,710.96-753,763,329.28-157,489,209.36

Finding the Fourth Proportional to 502,508,710.96, 753,763,329.28 and 157,489,209.36

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Solution

The fourth proportional to 502,508,710.96, 753,763,329.28 and 157,489,209.36 is: 236,233,896.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,508,710.96 : 753,763,329.28 = 157,489,209.36 : x
  2. Step 2: Convert to fraction form
    502,508,710.96/753,763,329.28 = 157,489,209.36/x
  3. Step 3: Cross multiply
    502,508,710.96x = 753,763,329.28 × 157,489,209.36
  4. Step 4: Simplify right side
    502,508,710.96x = 118,709,590,772,868,544
  5. Step 5: Solve for x
    x = 118,709,590,772,868,544/502,508,710.96
  6. Step 6: Final answer
    x = 236,233,896.42

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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.