Home / 1,640,622,030.77-2,263,857,919.30-1,306,944,267.41

Finding the Fourth Proportional to 1,640,622,030.77, 2,263,857,919.30 and 1,306,944,267.41

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Solution

The fourth proportional to 1,640,622,030.77, 2,263,857,919.30 and 1,306,944,267.41 is: 1,803,423,381.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,622,030.77 : 2,263,857,919.30 = 1,306,944,267.41 : x
  2. Step 2: Convert to fraction form
    1,640,622,030.77/2,263,857,919.30 = 1,306,944,267.41/x
  3. Step 3: Cross multiply
    1,640,622,030.77x = 2,263,857,919.30 × 1,306,944,267.41
  4. Step 4: Simplify right side
    1,640,622,030.77x = 2,958,736,129,867,092,992
  5. Step 5: Solve for x
    x = 2,958,736,129,867,092,992/1,640,622,030.77
  6. Step 6: Final answer
    x = 1,803,423,381.11

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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.