Home / 177,820,017.08-266,992,231.73-99,190,157.67

Finding the Fourth Proportional to 177,820,017.08, 266,992,231.73 and 99,190,157.67

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Solution

The fourth proportional to 177,820,017.08, 266,992,231.73 and 99,190,157.67 is: 148,931,498.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,820,017.08 : 266,992,231.73 = 99,190,157.67 : x
  2. Step 2: Convert to fraction form
    177,820,017.08/266,992,231.73 = 99,190,157.67/x
  3. Step 3: Cross multiply
    177,820,017.08x = 266,992,231.73 × 99,190,157.67
  4. Step 4: Simplify right side
    177,820,017.08x = 26,483,001,561,467,924
  5. Step 5: Solve for x
    x = 26,483,001,561,467,924/177,820,017.08
  6. Step 6: Final answer
    x = 148,931,498.25

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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.