Home / 114,699,862.80-172,049,794.20-103,220,737.20

Finding the Fourth Proportional to 114,699,862.80, 172,049,794.20 and 103,220,737.20

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Solution

The fourth proportional to 114,699,862.80, 172,049,794.20 and 103,220,737.20 is: 154,831,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,699,862.80 : 172,049,794.20 = 103,220,737.20 : x
  2. Step 2: Convert to fraction form
    114,699,862.80/172,049,794.20 = 103,220,737.20/x
  3. Step 3: Cross multiply
    114,699,862.80x = 172,049,794.20 × 103,220,737.20
  4. Step 4: Simplify right side
    114,699,862.80x = 17,759,106,592,432,284
  5. Step 5: Solve for x
    x = 17,759,106,592,432,284/114,699,862.80
  6. Step 6: Final answer
    x = 154,831,105.80

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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.