Home / 93,312,266.20-139,968,399.30-81,974,858.20

Finding the Fourth Proportional to 93,312,266.20, 139,968,399.30 and 81,974,858.20

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Solution

The fourth proportional to 93,312,266.20, 139,968,399.30 and 81,974,858.20 is: 122,962,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,266.20 : 139,968,399.30 = 81,974,858.20 : x
  2. Step 2: Convert to fraction form
    93,312,266.20/139,968,399.30 = 81,974,858.20/x
  3. Step 3: Cross multiply
    93,312,266.20x = 139,968,399.30 × 81,974,858.20
  4. Step 4: Simplify right side
    93,312,266.20x = 11,473,889,685,098,480
  5. Step 5: Solve for x
    x = 11,473,889,685,098,480/93,312,266.20
  6. Step 6: Final answer
    x = 122,962,287.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.