Home / 479,437,069.32-719,188,080.93-168,506,883.54

Finding the Fourth Proportional to 479,437,069.32, 719,188,080.93 and 168,506,883.54

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Solution

The fourth proportional to 479,437,069.32, 719,188,080.93 and 168,506,883.54 is: 252,771,739.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,437,069.32 : 719,188,080.93 = 168,506,883.54 : x
  2. Step 2: Convert to fraction form
    479,437,069.32/719,188,080.93 = 168,506,883.54/x
  3. Step 3: Cross multiply
    479,437,069.32x = 719,188,080.93 × 168,506,883.54
  4. Step 4: Simplify right side
    479,437,069.32x = 121,188,142,196,627,584
  5. Step 5: Solve for x
    x = 121,188,142,196,627,584/479,437,069.32
  6. Step 6: Final answer
    x = 252,771,739.93

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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.