Home / 2,130,144,814.80-3,195,217,222.20-1,200,335,641.20

Finding the Fourth Proportional to 2,130,144,814.80, 3,195,217,222.20 and 1,200,335,641.20

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Solution

The fourth proportional to 2,130,144,814.80, 3,195,217,222.20 and 1,200,335,641.20 is: 1,800,503,461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,144,814.80 : 3,195,217,222.20 = 1,200,335,641.20 : x
  2. Step 2: Convert to fraction form
    2,130,144,814.80/3,195,217,222.20 = 1,200,335,641.20/x
  3. Step 3: Cross multiply
    2,130,144,814.80x = 3,195,217,222.20 × 1,200,335,641.20
  4. Step 4: Simplify right side
    2,130,144,814.80x = 3,835,333,113,182,720,000
  5. Step 5: Solve for x
    x = 3,835,333,113,182,720,000/2,130,144,814.80
  6. Step 6: Final answer
    x = 1,800,503,461.80

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1.5x scale

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.