Home / 93,376,389.70-140,064,584.55-28,680,090.97

Finding the Fourth Proportional to 93,376,389.70, 140,064,584.55 and 28,680,090.97

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Solution

The fourth proportional to 93,376,389.70, 140,064,584.55 and 28,680,090.97 is: 43,020,136.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,376,389.70 : 140,064,584.55 = 28,680,090.97 : x
  2. Step 2: Convert to fraction form
    93,376,389.70/140,064,584.55 = 28,680,090.97/x
  3. Step 3: Cross multiply
    93,376,389.70x = 140,064,584.55 × 28,680,090.97
  4. Step 4: Simplify right side
    93,376,389.70x = 4,017,065,025,868,934
  5. Step 5: Solve for x
    x = 4,017,065,025,868,934/93,376,389.70
  6. Step 6: Final answer
    x = 43,020,136.45

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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.