Home / 85,975,457.76-118,646,139.60-46,817,223.12

Finding the Fourth Proportional to 85,975,457.76, 118,646,139.60 and 46,817,223.12

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Solution

The fourth proportional to 85,975,457.76, 118,646,139.60 and 46,817,223.12 is: 64,607,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,975,457.76 : 118,646,139.60 = 46,817,223.12 : x
  2. Step 2: Convert to fraction form
    85,975,457.76/118,646,139.60 = 46,817,223.12/x
  3. Step 3: Cross multiply
    85,975,457.76x = 118,646,139.60 × 46,817,223.12
  4. Step 4: Simplify right side
    85,975,457.76x = 5,554,682,789,979,867
  5. Step 5: Solve for x
    x = 5,554,682,789,979,867/85,975,457.76
  6. Step 6: Final answer
    x = 64,607,772.20

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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.