Home / 488,940,971.70-733,411,457.55-294,752,430.30

Finding the Fourth Proportional to 488,940,971.70, 733,411,457.55 and 294,752,430.30

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Solution

The fourth proportional to 488,940,971.70, 733,411,457.55 and 294,752,430.30 is: 442,128,645.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,940,971.70 : 733,411,457.55 = 294,752,430.30 : x
  2. Step 2: Convert to fraction form
    488,940,971.70/733,411,457.55 = 294,752,430.30/x
  3. Step 3: Cross multiply
    488,940,971.70x = 733,411,457.55 × 294,752,430.30
  4. Step 4: Simplify right side
    488,940,971.70x = 216,174,809,522,727,776
  5. Step 5: Solve for x
    x = 216,174,809,522,727,776/488,940,971.70
  6. Step 6: Final answer
    x = 442,128,645.45

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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.