Home / 93,184,123.20-139,776,184.80-68,997,652.80

Finding the Fourth Proportional to 93,184,123.20, 139,776,184.80 and 68,997,652.80

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Solution

The fourth proportional to 93,184,123.20, 139,776,184.80 and 68,997,652.80 is: 103,496,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,184,123.20 : 139,776,184.80 = 68,997,652.80 : x
  2. Step 2: Convert to fraction form
    93,184,123.20/139,776,184.80 = 68,997,652.80/x
  3. Step 3: Cross multiply
    93,184,123.20x = 139,776,184.80 × 68,997,652.80
  4. Step 4: Simplify right side
    93,184,123.20x = 9,644,228,668,539,038
  5. Step 5: Solve for x
    x = 9,644,228,668,539,038/93,184,123.20
  6. Step 6: Final answer
    x = 103,496,479.20

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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.