Home / 291,766,484.06-436,948,371.58-166,890,637.54

Finding the Fourth Proportional to 291,766,484.06, 436,948,371.58 and 166,890,637.54

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Solution

The fourth proportional to 291,766,484.06, 436,948,371.58 and 166,890,637.54 is: 249,934,781.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,766,484.06 : 436,948,371.58 = 166,890,637.54 : x
  2. Step 2: Convert to fraction form
    291,766,484.06/436,948,371.58 = 166,890,637.54/x
  3. Step 3: Cross multiply
    291,766,484.06x = 436,948,371.58 × 166,890,637.54
  4. Step 4: Simplify right side
    291,766,484.06x = 72,922,592,305,051,008
  5. Step 5: Solve for x
    x = 72,922,592,305,051,008/291,766,484.06
  6. Step 6: Final answer
    x = 249,934,781.03

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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.