Home / 945,138,089.66-1,417,695,730.50-245,568,323.60

Finding the Fourth Proportional to 945,138,089.66, 1,417,695,730.50 and 245,568,323.60

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Solution

The fourth proportional to 945,138,089.66, 1,417,695,730.50 and 245,568,323.60 is: 368,349,522.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,138,089.66 : 1,417,695,730.50 = 245,568,323.60 : x
  2. Step 2: Convert to fraction form
    945,138,089.66/1,417,695,730.50 = 245,568,323.60/x
  3. Step 3: Cross multiply
    945,138,089.66x = 1,417,695,730.50 × 245,568,323.60
  4. Step 4: Simplify right side
    945,138,089.66x = 348,141,163,906,673,920
  5. Step 5: Solve for x
    x = 348,141,163,906,673,920/945,138,089.66
  6. Step 6: Final answer
    x = 368,349,522.38

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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.