Home / 479,437,043.51-719,188,042.23-168,506,857.64

Finding the Fourth Proportional to 479,437,043.51, 719,188,042.23 and 168,506,857.64

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Solution

The fourth proportional to 479,437,043.51, 719,188,042.23 and 168,506,857.64 is: 252,771,701.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,437,043.51 : 719,188,042.23 = 168,506,857.64 : x
  2. Step 2: Convert to fraction form
    479,437,043.51/719,188,042.23 = 168,506,857.64/x
  3. Step 3: Cross multiply
    479,437,043.51x = 719,188,042.23 × 168,506,857.64
  4. Step 4: Simplify right side
    479,437,043.51x = 121,188,117,047,598,384
  5. Step 5: Solve for x
    x = 121,188,117,047,598,384/479,437,043.51
  6. Step 6: Final answer
    x = 252,771,701.08

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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.