Home / 191,603,872.80-264,413,460.31-103,497,909.41

Finding the Fourth Proportional to 191,603,872.80, 264,413,460.31 and 103,497,909.41

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Solution

The fourth proportional to 191,603,872.80, 264,413,460.31 and 103,497,909.41 is: 142,827,177.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,603,872.80 : 264,413,460.31 = 103,497,909.41 : x
  2. Step 2: Convert to fraction form
    191,603,872.80/264,413,460.31 = 103,497,909.41/x
  3. Step 3: Cross multiply
    191,603,872.80x = 264,413,460.31 × 103,497,909.41
  4. Step 4: Simplify right side
    191,603,872.80x = 27,366,240,360,862,652
  5. Step 5: Solve for x
    x = 27,366,240,360,862,652/191,603,872.80
  6. Step 6: Final answer
    x = 142,827,177.55

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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.