Home / 575,317,820.60-863,088,705.30-166,387,311.80

Finding the Fourth Proportional to 575,317,820.60, 863,088,705.30 and 166,387,311.80

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Solution

The fourth proportional to 575,317,820.60, 863,088,705.30 and 166,387,311.80 is: 249,613,351.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,317,820.60 : 863,088,705.30 = 166,387,311.80 : x
  2. Step 2: Convert to fraction form
    575,317,820.60/863,088,705.30 = 166,387,311.80/x
  3. Step 3: Cross multiply
    575,317,820.60x = 863,088,705.30 × 166,387,311.80
  4. Step 4: Simplify right side
    575,317,820.60x = 143,607,009,519,809,408
  5. Step 5: Solve for x
    x = 143,607,009,519,809,408/575,317,820.60
  6. Step 6: Final answer
    x = 249,613,351.75

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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.