Home / 663,453,608.02-915,585,406.12-362,058,340.38

Finding the Fourth Proportional to 663,453,608.02, 915,585,406.12 and 362,058,340.38

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Solution

The fourth proportional to 663,453,608.02, 915,585,406.12 and 362,058,340.38 is: 499,651,111.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,453,608.02 : 915,585,406.12 = 362,058,340.38 : x
  2. Step 2: Convert to fraction form
    663,453,608.02/915,585,406.12 = 362,058,340.38/x
  3. Step 3: Cross multiply
    663,453,608.02x = 915,585,406.12 × 362,058,340.38
  4. Step 4: Simplify right side
    663,453,608.02x = 331,495,332,615,955,520
  5. Step 5: Solve for x
    x = 331,495,332,615,955,520/663,453,608.02
  6. Step 6: Final answer
    x = 499,651,111.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.