Home / 122,474,851.90-183,712,277.85-118,317,802.30

Finding the Fourth Proportional to 122,474,851.90, 183,712,277.85 and 118,317,802.30

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Solution

The fourth proportional to 122,474,851.90, 183,712,277.85 and 118,317,802.30 is: 177,476,703.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,474,851.90 : 183,712,277.85 = 118,317,802.30 : x
  2. Step 2: Convert to fraction form
    122,474,851.90/183,712,277.85 = 118,317,802.30/x
  3. Step 3: Cross multiply
    122,474,851.90x = 183,712,277.85 × 118,317,802.30
  4. Step 4: Simplify right side
    122,474,851.90x = 21,736,432,970,738,968
  5. Step 5: Solve for x
    x = 21,736,432,970,738,968/122,474,851.90
  6. Step 6: Final answer
    x = 177,476,703.45

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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.