Home / 93,313,256.80-139,969,885.20-47,396,754.40

Finding the Fourth Proportional to 93,313,256.80, 139,969,885.20 and 47,396,754.40

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Solution

The fourth proportional to 93,313,256.80, 139,969,885.20 and 47,396,754.40 is: 71,095,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,313,256.80 : 139,969,885.20 = 47,396,754.40 : x
  2. Step 2: Convert to fraction form
    93,313,256.80/139,969,885.20 = 47,396,754.40/x
  3. Step 3: Cross multiply
    93,313,256.80x = 139,969,885.20 × 47,396,754.40
  4. Step 4: Simplify right side
    93,313,256.80x = 6,634,118,272,220,594
  5. Step 5: Solve for x
    x = 6,634,118,272,220,594/93,313,256.80
  6. Step 6: Final answer
    x = 71,095,131.60

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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.