Home / 139,062,977.19-208,613,587.65-51,617,064

Finding the Fourth Proportional to 139,062,977.19, 208,613,587.65 and 51,617,064

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Solution

The fourth proportional to 139,062,977.19, 208,613,587.65 and 51,617,064 is: 77,432,693.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,062,977.19 : 208,613,587.65 = 51,617,064 : x
  2. Step 2: Convert to fraction form
    139,062,977.19/208,613,587.65 = 51,617,064/x
  3. Step 3: Cross multiply
    139,062,977.19x = 208,613,587.65 × 51,617,064
  4. Step 4: Simplify right side
    139,062,977.19x = 10,768,020,904,999,660
  5. Step 5: Solve for x
    x = 10,768,020,904,999,660/139,062,977.19
  6. Step 6: Final answer
    x = 77,432,693.61

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.