Home / 525,714,273-786,957,141.06-330,712,653.60

Finding the Fourth Proportional to 525,714,273, 786,957,141.06 and 330,712,653.60

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Solution

The fourth proportional to 525,714,273, 786,957,141.06 and 330,712,653.60 is: 495,053,487.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,714,273 : 786,957,141.06 = 330,712,653.60 : x
  2. Step 2: Convert to fraction form
    525,714,273/786,957,141.06 = 330,712,653.60/x
  3. Step 3: Cross multiply
    525,714,273x = 786,957,141.06 × 330,712,653.60
  4. Step 4: Simplify right side
    525,714,273x = 260,256,684,389,422,112
  5. Step 5: Solve for x
    x = 260,256,684,389,422,112/525,714,273
  6. Step 6: Final answer
    x = 495,053,487.71

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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.