Home / 151,552,904.34-209,143,049.66-83,658,063.63

Finding the Fourth Proportional to 151,552,904.34, 209,143,049.66 and 83,658,063.63

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Solution

The fourth proportional to 151,552,904.34, 209,143,049.66 and 83,658,063.63 is: 115,448,150.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,552,904.34 : 209,143,049.66 = 83,658,063.63 : x
  2. Step 2: Convert to fraction form
    151,552,904.34/209,143,049.66 = 83,658,063.63/x
  3. Step 3: Cross multiply
    151,552,904.34x = 209,143,049.66 × 83,658,063.63
  4. Step 4: Simplify right side
    151,552,904.34x = 17,496,502,556,228,528
  5. Step 5: Solve for x
    x = 17,496,502,556,228,528/151,552,904.34
  6. Step 6: Final answer
    x = 115,448,150.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.