Home / 945,309,867.04-1,417,944,757.92-315,087,492.16

Finding the Fourth Proportional to 945,309,867.04, 1,417,944,757.92 and 315,087,492.16

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Solution

The fourth proportional to 945,309,867.04, 1,417,944,757.92 and 315,087,492.16 is: 472,624,557.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,309,867.04 : 1,417,944,757.92 = 315,087,492.16 : x
  2. Step 2: Convert to fraction form
    945,309,867.04/1,417,944,757.92 = 315,087,492.16/x
  3. Step 3: Cross multiply
    945,309,867.04x = 1,417,944,757.92 × 315,087,492.16
  4. Step 4: Simplify right side
    945,309,867.04x = 446,776,657,794,431,168
  5. Step 5: Solve for x
    x = 446,776,657,794,431,168/945,309,867.04
  6. Step 6: Final answer
    x = 472,624,557.69

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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.