Home / 353,726,732.30-530,685,626.13-108,076,668.93

Finding the Fourth Proportional to 353,726,732.30, 530,685,626.13 and 108,076,668.93

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Solution

The fourth proportional to 353,726,732.30, 530,685,626.13 and 108,076,668.93 is: 162,144,190.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,726,732.30 : 530,685,626.13 = 108,076,668.93 : x
  2. Step 2: Convert to fraction form
    353,726,732.30/530,685,626.13 = 108,076,668.93/x
  3. Step 3: Cross multiply
    353,726,732.30x = 530,685,626.13 × 108,076,668.93
  4. Step 4: Simplify right side
    353,726,732.30x = 57,354,734,721,161,768
  5. Step 5: Solve for x
    x = 57,354,734,721,161,768/353,726,732.30
  6. Step 6: Final answer
    x = 162,144,190.66

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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.