Home / 2,118,507,794.33-3,179,725,218.63-1,069,982,337.87

Finding the Fourth Proportional to 2,118,507,794.33, 3,179,725,218.63 and 1,069,982,337.87

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Solution

The fourth proportional to 2,118,507,794.33, 3,179,725,218.63 and 1,069,982,337.87 is: 1,605,965,213.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,507,794.33 : 3,179,725,218.63 = 1,069,982,337.87 : x
  2. Step 2: Convert to fraction form
    2,118,507,794.33/3,179,725,218.63 = 1,069,982,337.87/x
  3. Step 3: Cross multiply
    2,118,507,794.33x = 3,179,725,218.63 × 1,069,982,337.87
  4. Step 4: Simplify right side
    2,118,507,794.33x = 3,402,249,823,213,924,352
  5. Step 5: Solve for x
    x = 3,402,249,823,213,924,352/2,118,507,794.33
  6. Step 6: Final answer
    x = 1,605,965,213.97

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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.