Home / 673,741,970.40-1,010,709,359.86-207,442,848.44

Finding the Fourth Proportional to 673,741,970.40, 1,010,709,359.86 and 207,442,848.44

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Solution

The fourth proportional to 673,741,970.40, 1,010,709,359.86 and 207,442,848.44 is: 311,193,955.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,741,970.40 : 1,010,709,359.86 = 207,442,848.44 : x
  2. Step 2: Convert to fraction form
    673,741,970.40/1,010,709,359.86 = 207,442,848.44/x
  3. Step 3: Cross multiply
    673,741,970.40x = 1,010,709,359.86 × 207,442,848.44
  4. Step 4: Simplify right side
    673,741,970.40x = 209,664,428,554,327,392
  5. Step 5: Solve for x
    x = 209,664,428,554,327,392/673,741,970.40
  6. Step 6: Final answer
    x = 311,193,955.20

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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.