Home / 162,403,716.58-243,619,895.48-45,820,092.58

Finding the Fourth Proportional to 162,403,716.58, 243,619,895.48 and 45,820,092.58

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Solution

The fourth proportional to 162,403,716.58, 243,619,895.48 and 45,820,092.58 is: 68,734,179.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,403,716.58 : 243,619,895.48 = 45,820,092.58 : x
  2. Step 2: Convert to fraction form
    162,403,716.58/243,619,895.48 = 45,820,092.58/x
  3. Step 3: Cross multiply
    162,403,716.58x = 243,619,895.48 × 45,820,092.58
  4. Step 4: Simplify right side
    162,403,716.58x = 11,162,686,165,298,946
  5. Step 5: Solve for x
    x = 11,162,686,165,298,946/162,403,716.58
  6. Step 6: Final answer
    x = 68,734,179.24

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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.