Home / 93,433,758.13-128,002,106.99-89,940,513.25

Finding the Fourth Proportional to 93,433,758.13, 128,002,106.99 and 89,940,513.25

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Solution

The fourth proportional to 93,433,758.13, 128,002,106.99 and 89,940,513.25 is: 123,216,441.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,433,758.13 : 128,002,106.99 = 89,940,513.25 : x
  2. Step 2: Convert to fraction form
    93,433,758.13/128,002,106.99 = 89,940,513.25/x
  3. Step 3: Cross multiply
    93,433,758.13x = 128,002,106.99 × 89,940,513.25
  4. Step 4: Simplify right side
    93,433,758.13x = 11,512,575,199,762,012
  5. Step 5: Solve for x
    x = 11,512,575,199,762,012/93,433,758.13
  6. Step 6: Final answer
    x = 123,216,441.58

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.