Home / 353,768,383.20-530,652,574.80-108,124,543.20

Finding the Fourth Proportional to 353,768,383.20, 530,652,574.80 and 108,124,543.20

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Solution

The fourth proportional to 353,768,383.20, 530,652,574.80 and 108,124,543.20 is: 162,186,814.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,768,383.20 : 530,652,574.80 = 108,124,543.20 : x
  2. Step 2: Convert to fraction form
    353,768,383.20/530,652,574.80 = 108,124,543.20/x
  3. Step 3: Cross multiply
    353,768,383.20x = 530,652,574.80 × 108,124,543.20
  4. Step 4: Simplify right side
    353,768,383.20x = 57,376,567,248,153,832
  5. Step 5: Solve for x
    x = 57,376,567,248,153,832/353,768,383.20
  6. Step 6: Final answer
    x = 162,186,814.80

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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.