Home / 252,528,627.60-378,792,941.40-144,734,605.20

Finding the Fourth Proportional to 252,528,627.60, 378,792,941.40 and 144,734,605.20

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Solution

The fourth proportional to 252,528,627.60, 378,792,941.40 and 144,734,605.20 is: 217,101,907.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,528,627.60 : 378,792,941.40 = 144,734,605.20 : x
  2. Step 2: Convert to fraction form
    252,528,627.60/378,792,941.40 = 144,734,605.20/x
  3. Step 3: Cross multiply
    252,528,627.60x = 378,792,941.40 × 144,734,605.20
  4. Step 4: Simplify right side
    252,528,627.60x = 54,824,446,826,075,728
  5. Step 5: Solve for x
    x = 54,824,446,826,075,728/252,528,627.60
  6. Step 6: Final answer
    x = 217,101,907.80

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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.