Home / 149,179,176.66-205,952,595.36-99,011,427.66

Finding the Fourth Proportional to 149,179,176.66, 205,952,595.36 and 99,011,427.66

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Solution

The fourth proportional to 149,179,176.66, 205,952,595.36 and 99,011,427.66 is: 136,692,405.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,179,176.66 : 205,952,595.36 = 99,011,427.66 : x
  2. Step 2: Convert to fraction form
    149,179,176.66/205,952,595.36 = 99,011,427.66/x
  3. Step 3: Cross multiply
    149,179,176.66x = 205,952,595.36 × 99,011,427.66
  4. Step 4: Simplify right side
    149,179,176.66x = 20,391,660,496,875,892
  5. Step 5: Solve for x
    x = 20,391,660,496,875,892/149,179,176.66
  6. Step 6: Final answer
    x = 136,692,405.42

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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.