Home / 2,130,385,109,870.10-3,195,254,785,916.40-579,810,451,249.30

Finding the Fourth Proportional to 2,130,385,109,870.10, 3,195,254,785,916.40 and 579,810,451,249.30

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Solution

The fourth proportional to 2,130,385,109,870.10, 3,195,254,785,916.40 and 579,810,451,249.30 is: 869,627,801,422.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,385,109,870.10 : 3,195,254,785,916.40 = 579,810,451,249.30 : x
  2. Step 2: Convert to fraction form
    2,130,385,109,870.10/3,195,254,785,916.40 = 579,810,451,249.30/x
  3. Step 3: Cross multiply
    2,130,385,109,870.10x = 3,195,254,785,916.40 × 579,810,451,249.30
  4. Step 4: Simplify right side
    2,130,385,109,870.10x = 1,852,642,119,278,673,340,137,472
  5. Step 5: Solve for x
    x = 1,852,642,119,278,673,340,137,472/2,130,385,109,870.10
  6. Step 6: Final answer
    x = 869,627,801,422.08

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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.