Home / 93,312,165.20-139,968,247.80-62,855,128.40

Finding the Fourth Proportional to 93,312,165.20, 139,968,247.80 and 62,855,128.40

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Solution

The fourth proportional to 93,312,165.20, 139,968,247.80 and 62,855,128.40 is: 94,282,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,165.20 : 139,968,247.80 = 62,855,128.40 : x
  2. Step 2: Convert to fraction form
    93,312,165.20/139,968,247.80 = 62,855,128.40/x
  3. Step 3: Cross multiply
    93,312,165.20x = 139,968,247.80 × 62,855,128.40
  4. Step 4: Simplify right side
    93,312,165.20x = 8,797,722,187,392,018
  5. Step 5: Solve for x
    x = 8,797,722,187,392,018/93,312,165.20
  6. Step 6: Final answer
    x = 94,282,692.60

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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.