Home / 846,963,041.40-1,270,895,958.90-329,410,366.20

Finding the Fourth Proportional to 846,963,041.40, 1,270,895,958.90 and 329,410,366.20

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Solution

The fourth proportional to 846,963,041.40, 1,270,895,958.90 and 329,410,366.20 is: 494,291,111.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,963,041.40 : 1,270,895,958.90 = 329,410,366.20 : x
  2. Step 2: Convert to fraction form
    846,963,041.40/1,270,895,958.90 = 329,410,366.20/x
  3. Step 3: Cross multiply
    846,963,041.40x = 1,270,895,958.90 × 329,410,366.20
  4. Step 4: Simplify right side
    846,963,041.40x = 418,646,303,223,349,184
  5. Step 5: Solve for x
    x = 418,646,303,223,349,184/846,963,041.40
  6. Step 6: Final answer
    x = 494,291,111.61

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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.