Home / 348,280,827.31-522,496,823.73-105,937,432.75

Finding the Fourth Proportional to 348,280,827.31, 522,496,823.73 and 105,937,432.75

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Solution

The fourth proportional to 348,280,827.31, 522,496,823.73 and 105,937,432.75 is: 158,929,139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,280,827.31 : 522,496,823.73 = 105,937,432.75 : x
  2. Step 2: Convert to fraction form
    348,280,827.31/522,496,823.73 = 105,937,432.75/x
  3. Step 3: Cross multiply
    348,280,827.31x = 522,496,823.73 × 105,937,432.75
  4. Step 4: Simplify right side
    348,280,827.31x = 55,351,972,125,985,480
  5. Step 5: Solve for x
    x = 55,351,972,125,985,480/348,280,827.31
  6. Step 6: Final answer
    x = 158,929,139.32

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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.