Home / 192,457,436.40-288,686,154.60-188,631,061.20

Finding the Fourth Proportional to 192,457,436.40, 288,686,154.60 and 188,631,061.20

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Solution

The fourth proportional to 192,457,436.40, 288,686,154.60 and 188,631,061.20 is: 282,946,591.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,457,436.40 : 288,686,154.60 = 188,631,061.20 : x
  2. Step 2: Convert to fraction form
    192,457,436.40/288,686,154.60 = 188,631,061.20/x
  3. Step 3: Cross multiply
    192,457,436.40x = 288,686,154.60 × 188,631,061.20
  4. Step 4: Simplify right side
    192,457,436.40x = 54,455,175,695,945,264
  5. Step 5: Solve for x
    x = 54,455,175,695,945,264/192,457,436.40
  6. Step 6: Final answer
    x = 282,946,591.80

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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.