Home / 264,778,299.20-397,167,448.80-83,001,857.60

Finding the Fourth Proportional to 264,778,299.20, 397,167,448.80 and 83,001,857.60

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Solution

The fourth proportional to 264,778,299.20, 397,167,448.80 and 83,001,857.60 is: 124,502,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,778,299.20 : 397,167,448.80 = 83,001,857.60 : x
  2. Step 2: Convert to fraction form
    264,778,299.20/397,167,448.80 = 83,001,857.60/x
  3. Step 3: Cross multiply
    264,778,299.20x = 397,167,448.80 × 83,001,857.60
  4. Step 4: Simplify right side
    264,778,299.20x = 32,965,636,028,652,888
  5. Step 5: Solve for x
    x = 32,965,636,028,652,888/264,778,299.20
  6. Step 6: Final answer
    x = 124,502,786.40

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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.