Home / 85,718,717.53-118,301,643.37-48,052,054.87

Finding the Fourth Proportional to 85,718,717.53, 118,301,643.37 and 48,052,054.87

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Solution

The fourth proportional to 85,718,717.53, 118,301,643.37 and 48,052,054.87 is: 66,317,336.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,718,717.53 : 118,301,643.37 = 48,052,054.87 : x
  2. Step 2: Convert to fraction form
    85,718,717.53/118,301,643.37 = 48,052,054.87/x
  3. Step 3: Cross multiply
    85,718,717.53x = 118,301,643.37 × 48,052,054.87
  4. Step 4: Simplify right side
    85,718,717.53x = 5,684,637,058,010,528
  5. Step 5: Solve for x
    x = 5,684,637,058,010,528/85,718,717.53
  6. Step 6: Final answer
    x = 66,317,336.77

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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.