Home / 2,820,977,070.57-3,892,716,959.71-1,660,745,209.97

Finding the Fourth Proportional to 2,820,977,070.57, 3,892,716,959.71 and 1,660,745,209.97

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Solution

The fourth proportional to 2,820,977,070.57, 3,892,716,959.71 and 1,660,745,209.97 is: 2,291,692,162.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,977,070.57 : 3,892,716,959.71 = 1,660,745,209.97 : x
  2. Step 2: Convert to fraction form
    2,820,977,070.57/3,892,716,959.71 = 1,660,745,209.97/x
  3. Step 3: Cross multiply
    2,820,977,070.57x = 3,892,716,959.71 × 1,660,745,209.97
  4. Step 4: Simplify right side
    2,820,977,070.57x = 6,464,811,044,583,748,608
  5. Step 5: Solve for x
    x = 6,464,811,044,583,748,608/2,820,977,070.57
  6. Step 6: Final answer
    x = 2,291,692,162.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.