Home / 221,424,371.80-332,136,557.70-118,112,241.40

Finding the Fourth Proportional to 221,424,371.80, 332,136,557.70 and 118,112,241.40

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Solution

The fourth proportional to 221,424,371.80, 332,136,557.70 and 118,112,241.40 is: 177,168,362.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,424,371.80 : 332,136,557.70 = 118,112,241.40 : x
  2. Step 2: Convert to fraction form
    221,424,371.80/332,136,557.70 = 118,112,241.40/x
  3. Step 3: Cross multiply
    221,424,371.80x = 332,136,557.70 × 118,112,241.40
  4. Step 4: Simplify right side
    221,424,371.80x = 39,229,393,280,827,432
  5. Step 5: Solve for x
    x = 39,229,393,280,827,432/221,424,371.80
  6. Step 6: Final answer
    x = 177,168,362.10

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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.