Home / 2,101,337,688.78-3,152,012,516.91-607,490,842.65

Finding the Fourth Proportional to 2,101,337,688.78, 3,152,012,516.91 and 607,490,842.65

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Solution

The fourth proportional to 2,101,337,688.78, 3,152,012,516.91 and 607,490,842.65 is: 911,237,993.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,337,688.78 : 3,152,012,516.91 = 607,490,842.65 : x
  2. Step 2: Convert to fraction form
    2,101,337,688.78/3,152,012,516.91 = 607,490,842.65/x
  3. Step 3: Cross multiply
    2,101,337,688.78x = 3,152,012,516.91 × 607,490,842.65
  4. Step 4: Simplify right side
    2,101,337,688.78x = 1,914,818,739,941,003,008
  5. Step 5: Solve for x
    x = 1,914,818,739,941,003,008/2,101,337,688.78
  6. Step 6: Final answer
    x = 911,237,993.86

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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.