Home / 2,819,497,628.79-3,890,937,698.15-1,549,338,941.14

Finding the Fourth Proportional to 2,819,497,628.79, 3,890,937,698.15 and 1,549,338,941.14

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Solution

The fourth proportional to 2,819,497,628.79, 3,890,937,698.15 and 1,549,338,941.14 is: 2,138,104,757.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,497,628.79 : 3,890,937,698.15 = 1,549,338,941.14 : x
  2. Step 2: Convert to fraction form
    2,819,497,628.79/3,890,937,698.15 = 1,549,338,941.14/x
  3. Step 3: Cross multiply
    2,819,497,628.79x = 3,890,937,698.15 × 1,549,338,941.14
  4. Step 4: Simplify right side
    2,819,497,628.79x = 6,028,381,293,275,956,224
  5. Step 5: Solve for x
    x = 6,028,381,293,275,956,224/2,819,497,628.79
  6. Step 6: Final answer
    x = 2,138,104,757.29

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Double scale
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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.