Home / 2,021,221,913.40-3,031,832,870.10-1,725,315,564.60

Finding the Fourth Proportional to 2,021,221,913.40, 3,031,832,870.10 and 1,725,315,564.60

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Solution

The fourth proportional to 2,021,221,913.40, 3,031,832,870.10 and 1,725,315,564.60 is: 2,587,973,346.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,221,913.40 : 3,031,832,870.10 = 1,725,315,564.60 : x
  2. Step 2: Convert to fraction form
    2,021,221,913.40/3,031,832,870.10 = 1,725,315,564.60/x
  3. Step 3: Cross multiply
    2,021,221,913.40x = 3,031,832,870.10 × 1,725,315,564.60
  4. Step 4: Simplify right side
    2,021,221,913.40x = 5,230,868,440,049,419,264
  5. Step 5: Solve for x
    x = 5,230,868,440,049,419,264/2,021,221,913.40
  6. Step 6: Final answer
    x = 2,587,973,346.90

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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.