Home / 348,280,925.31-522,496,971.09-105,937,530.75

Finding the Fourth Proportional to 348,280,925.31, 522,496,971.09 and 105,937,530.75

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Solution

The fourth proportional to 348,280,925.31, 522,496,971.09 and 105,937,530.75 is: 158,929,286.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,280,925.31 : 522,496,971.09 = 105,937,530.75 : x
  2. Step 2: Convert to fraction form
    348,280,925.31/522,496,971.09 = 105,937,530.75/x
  3. Step 3: Cross multiply
    348,280,925.31x = 522,496,971.09 × 105,937,530.75
  4. Step 4: Simplify right side
    348,280,925.31x = 55,352,038,941,628,736
  5. Step 5: Solve for x
    x = 55,352,038,941,628,736/348,280,925.31
  6. Step 6: Final answer
    x = 158,929,286.44

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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.