Home / 575,317,819.60-863,088,703.80-166,387,310.80

Finding the Fourth Proportional to 575,317,819.60, 863,088,703.80 and 166,387,310.80

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Solution

The fourth proportional to 575,317,819.60, 863,088,703.80 and 166,387,310.80 is: 249,613,350.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,317,819.60 : 863,088,703.80 = 166,387,310.80 : x
  2. Step 2: Convert to fraction form
    575,317,819.60/863,088,703.80 = 166,387,310.80/x
  3. Step 3: Cross multiply
    575,317,819.60x = 863,088,703.80 × 166,387,310.80
  4. Step 4: Simplify right side
    575,317,819.60x = 143,607,008,407,139,744
  5. Step 5: Solve for x
    x = 143,607,008,407,139,744/575,317,819.60
  6. Step 6: Final answer
    x = 249,613,350.25

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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.