Home / 336,702,447.70-505,221,633.15-191,247,702.10

Finding the Fourth Proportional to 336,702,447.70, 505,221,633.15 and 191,247,702.10

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Solution

The fourth proportional to 336,702,447.70, 505,221,633.15 and 191,247,702.10 is: 286,966,955.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,702,447.70 : 505,221,633.15 = 191,247,702.10 : x
  2. Step 2: Convert to fraction form
    336,702,447.70/505,221,633.15 = 191,247,702.10/x
  3. Step 3: Cross multiply
    336,702,447.70x = 505,221,633.15 × 191,247,702.10
  4. Step 4: Simplify right side
    336,702,447.70x = 96,622,476,391,146,672
  5. Step 5: Solve for x
    x = 96,622,476,391,146,672/336,702,447.70
  6. Step 6: Final answer
    x = 286,966,955.69

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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.