Home / 93,312,133.70-139,968,200.55-84,802,079.30

Finding the Fourth Proportional to 93,312,133.70, 139,968,200.55 and 84,802,079.30

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Solution

The fourth proportional to 93,312,133.70, 139,968,200.55 and 84,802,079.30 is: 127,203,118.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,133.70 : 139,968,200.55 = 84,802,079.30 : x
  2. Step 2: Convert to fraction form
    93,312,133.70/139,968,200.55 = 84,802,079.30/x
  3. Step 3: Cross multiply
    93,312,133.70x = 139,968,200.55 × 84,802,079.30
  4. Step 4: Simplify right side
    93,312,133.70x = 11,869,594,442,519,404
  5. Step 5: Solve for x
    x = 11,869,594,442,519,404/93,312,133.70
  6. Step 6: Final answer
    x = 127,203,118.95

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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.