Home / 1,301,383,135.11-1,952,070,444.85-472,335,672.65

Finding the Fourth Proportional to 1,301,383,135.11, 1,952,070,444.85 and 472,335,672.65

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Solution

The fourth proportional to 1,301,383,135.11, 1,952,070,444.85 and 472,335,672.65 is: 708,501,963.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,383,135.11 : 1,952,070,444.85 = 472,335,672.65 : x
  2. Step 2: Convert to fraction form
    1,301,383,135.11/1,952,070,444.85 = 472,335,672.65/x
  3. Step 3: Cross multiply
    1,301,383,135.11x = 1,952,070,444.85 × 472,335,672.65
  4. Step 4: Simplify right side
    1,301,383,135.11x = 922,032,506,628,013,824
  5. Step 5: Solve for x
    x = 922,032,506,628,013,824/1,301,383,135.11
  6. Step 6: Final answer
    x = 708,501,963.61

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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.