Home / 93,312,082.80-139,968,124.20-92,416,287.60

Finding the Fourth Proportional to 93,312,082.80, 139,968,124.20 and 92,416,287.60

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Solution

The fourth proportional to 93,312,082.80, 139,968,124.20 and 92,416,287.60 is: 138,624,431.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,082.80 : 139,968,124.20 = 92,416,287.60 : x
  2. Step 2: Convert to fraction form
    93,312,082.80/139,968,124.20 = 92,416,287.60/x
  3. Step 3: Cross multiply
    93,312,082.80x = 139,968,124.20 × 92,416,287.60
  4. Step 4: Simplify right side
    93,312,082.80x = 12,935,334,420,899,718
  5. Step 5: Solve for x
    x = 12,935,334,420,899,718/93,312,082.80
  6. Step 6: Final answer
    x = 138,624,431.40

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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.