Home / 403,385,846.98-605,254,768.74-141,258,535.13

Finding the Fourth Proportional to 403,385,846.98, 605,254,768.74 and 141,258,535.13

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Solution

The fourth proportional to 403,385,846.98, 605,254,768.74 and 141,258,535.13 is: 211,949,434.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,385,846.98 : 605,254,768.74 = 141,258,535.13 : x
  2. Step 2: Convert to fraction form
    403,385,846.98/605,254,768.74 = 141,258,535.13/x
  3. Step 3: Cross multiply
    403,385,846.98x = 605,254,768.74 × 141,258,535.13
  4. Step 4: Simplify right side
    403,385,846.98x = 85,497,402,008,926,752
  5. Step 5: Solve for x
    x = 85,497,402,008,926,752/403,385,846.98
  6. Step 6: Final answer
    x = 211,949,434.15

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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.