Home / 140,020,995.92-193,223,907.42-77,295,746.66

Finding the Fourth Proportional to 140,020,995.92, 193,223,907.42 and 77,295,746.66

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Solution

The fourth proportional to 140,020,995.92, 193,223,907.42 and 77,295,746.66 is: 106,665,333.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,020,995.92 : 193,223,907.42 = 77,295,746.66 : x
  2. Step 2: Convert to fraction form
    140,020,995.92/193,223,907.42 = 77,295,746.66/x
  3. Step 3: Cross multiply
    140,020,995.92x = 193,223,907.42 × 77,295,746.66
  4. Step 4: Simplify right side
    140,020,995.92x = 14,935,386,195,625,494
  5. Step 5: Solve for x
    x = 14,935,386,195,625,494/140,020,995.92
  6. Step 6: Final answer
    x = 106,665,333.28

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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.