Home / 93,977,823.04-129,447,755.04-66,428,388.16

Finding the Fourth Proportional to 93,977,823.04, 129,447,755.04 and 66,428,388.16

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Solution

The fourth proportional to 93,977,823.04, 129,447,755.04 and 66,428,388.16 is: 91,500,371.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,977,823.04 : 129,447,755.04 = 66,428,388.16 : x
  2. Step 2: Convert to fraction form
    93,977,823.04/129,447,755.04 = 66,428,388.16/x
  3. Step 3: Cross multiply
    93,977,823.04x = 129,447,755.04 × 66,428,388.16
  4. Step 4: Simplify right side
    93,977,823.04x = 8,599,005,718,237,716
  5. Step 5: Solve for x
    x = 8,599,005,718,237,716/93,977,823.04
  6. Step 6: Final answer
    x = 91,500,371.47

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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.