Home / 673,742,248.62-1,010,709,777.27-207,443,126.76

Finding the Fourth Proportional to 673,742,248.62, 1,010,709,777.27 and 207,443,126.76

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Solution

The fourth proportional to 673,742,248.62, 1,010,709,777.27 and 207,443,126.76 is: 311,194,372.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,742,248.62 : 1,010,709,777.27 = 207,443,126.76 : x
  2. Step 2: Convert to fraction form
    673,742,248.62/1,010,709,777.27 = 207,443,126.76/x
  3. Step 3: Cross multiply
    673,742,248.62x = 1,010,709,777.27 × 207,443,126.76
  4. Step 4: Simplify right side
    673,742,248.62x = 209,664,796,443,791,968
  5. Step 5: Solve for x
    x = 209,664,796,443,791,968/673,742,248.62
  6. Step 6: Final answer
    x = 311,194,372.73

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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.