Home / 1,888,360,118.20-2,605,945,064.77-1,030,053,401.37

Finding the Fourth Proportional to 1,888,360,118.20, 2,605,945,064.77 and 1,030,053,401.37

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Solution

The fourth proportional to 1,888,360,118.20, 2,605,945,064.77 and 1,030,053,401.37 is: 1,421,478,113.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,360,118.20 : 2,605,945,064.77 = 1,030,053,401.37 : x
  2. Step 2: Convert to fraction form
    1,888,360,118.20/2,605,945,064.77 = 1,030,053,401.37/x
  3. Step 3: Cross multiply
    1,888,360,118.20x = 2,605,945,064.77 × 1,030,053,401.37
  4. Step 4: Simplify right side
    1,888,360,118.20x = 2,684,262,577,749,703,680
  5. Step 5: Solve for x
    x = 2,684,262,577,749,703,680/1,888,360,118.20
  6. Step 6: Final answer
    x = 1,421,478,113.14

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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.