Home / 85,718,708.07-118,301,630.31-48,052,045.40

Finding the Fourth Proportional to 85,718,708.07, 118,301,630.31 and 48,052,045.40

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Solution

The fourth proportional to 85,718,708.07, 118,301,630.31 and 48,052,045.40 is: 66,317,323.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,718,708.07 : 118,301,630.31 = 48,052,045.40 : x
  2. Step 2: Convert to fraction form
    85,718,708.07/118,301,630.31 = 48,052,045.40/x
  3. Step 3: Cross multiply
    85,718,708.07x = 118,301,630.31 × 48,052,045.40
  4. Step 4: Simplify right side
    85,718,708.07x = 5,684,635,310,550,136
  5. Step 5: Solve for x
    x = 5,684,635,310,550,136/85,718,708.07
  6. Step 6: Final answer
    x = 66,317,323.70

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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.