Home / 107,991,339.16-149,027,951.75-60,958,312.51

Finding the Fourth Proportional to 107,991,339.16, 149,027,951.75 and 60,958,312.51

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Solution

The fourth proportional to 107,991,339.16, 149,027,951.75 and 60,958,312.51 is: 84,122,416.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,991,339.16 : 149,027,951.75 = 60,958,312.51 : x
  2. Step 2: Convert to fraction form
    107,991,339.16/149,027,951.75 = 60,958,312.51/x
  3. Step 3: Cross multiply
    107,991,339.16x = 149,027,951.75 × 60,958,312.51
  4. Step 4: Simplify right side
    107,991,339.16x = 9,084,492,455,501,702
  5. Step 5: Solve for x
    x = 9,084,492,455,501,702/107,991,339.16
  6. Step 6: Final answer
    x = 84,122,416.91

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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.