Home / 157,767,356.80-236,186,548.80-117,556,105.60

Finding the Fourth Proportional to 157,767,356.80, 236,186,548.80 and 117,556,105.60

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Solution

The fourth proportional to 157,767,356.80, 236,186,548.80 and 117,556,105.60 is: 175,988,058.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,767,356.80 : 236,186,548.80 = 117,556,105.60 : x
  2. Step 2: Convert to fraction form
    157,767,356.80/236,186,548.80 = 117,556,105.60/x
  3. Step 3: Cross multiply
    157,767,356.80x = 236,186,548.80 × 117,556,105.60
  4. Step 4: Simplify right side
    157,767,356.80x = 27,765,170,872,032,352
  5. Step 5: Solve for x
    x = 27,765,170,872,032,352/157,767,356.80
  6. Step 6: Final answer
    x = 175,988,058.84

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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.