Home / 245,923,031.12-368,830,155.65-71,008,111.85

Finding the Fourth Proportional to 245,923,031.12, 368,830,155.65 and 71,008,111.85

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Solution

The fourth proportional to 245,923,031.12, 368,830,155.65 and 71,008,111.85 is: 106,496,462.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,923,031.12 : 368,830,155.65 = 71,008,111.85 : x
  2. Step 2: Convert to fraction form
    245,923,031.12/368,830,155.65 = 71,008,111.85/x
  3. Step 3: Cross multiply
    245,923,031.12x = 368,830,155.65 × 71,008,111.85
  4. Step 4: Simplify right side
    245,923,031.12x = 26,189,932,943,848,916
  5. Step 5: Solve for x
    x = 26,189,932,943,848,916/245,923,031.12
  6. Step 6: Final answer
    x = 106,496,462.84

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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.