Home / 192,457,287.90-288,685,931.85-156,177,582.30

Finding the Fourth Proportional to 192,457,287.90, 288,685,931.85 and 156,177,582.30

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Solution

The fourth proportional to 192,457,287.90, 288,685,931.85 and 156,177,582.30 is: 234,266,373.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,457,287.90 : 288,685,931.85 = 156,177,582.30 : x
  2. Step 2: Convert to fraction form
    192,457,287.90/288,685,931.85 = 156,177,582.30/x
  3. Step 3: Cross multiply
    192,457,287.90x = 288,685,931.85 × 156,177,582.30
  4. Step 4: Simplify right side
    192,457,287.90x = 45,086,270,880,355,576
  5. Step 5: Solve for x
    x = 45,086,270,880,355,576/192,457,287.90
  6. Step 6: Final answer
    x = 234,266,373.45

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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.