Home / 236,127,320.10-354,340,279.35-139,082,840.10

Finding the Fourth Proportional to 236,127,320.10, 354,340,279.35 and 139,082,840.10

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Solution

The fourth proportional to 236,127,320.10, 354,340,279.35 and 139,082,840.10 is: 208,712,199.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,127,320.10 : 354,340,279.35 = 139,082,840.10 : x
  2. Step 2: Convert to fraction form
    236,127,320.10/354,340,279.35 = 139,082,840.10/x
  3. Step 3: Cross multiply
    236,127,320.10x = 354,340,279.35 × 139,082,840.10
  4. Step 4: Simplify right side
    236,127,320.10x = 49,282,652,413,825,384
  5. Step 5: Solve for x
    x = 49,282,652,413,825,384/236,127,320.10
  6. Step 6: Final answer
    x = 208,712,199.81

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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.