Home / 209,952,264.70-314,928,397.05-155,532,706.30

Finding the Fourth Proportional to 209,952,264.70, 314,928,397.05 and 155,532,706.30

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Solution

The fourth proportional to 209,952,264.70, 314,928,397.05 and 155,532,706.30 is: 233,299,059.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,264.70 : 314,928,397.05 = 155,532,706.30 : x
  2. Step 2: Convert to fraction form
    209,952,264.70/314,928,397.05 = 155,532,706.30/x
  3. Step 3: Cross multiply
    209,952,264.70x = 314,928,397.05 × 155,532,706.30
  4. Step 4: Simplify right side
    209,952,264.70x = 48,981,665,883,907,440
  5. Step 5: Solve for x
    x = 48,981,665,883,907,440/209,952,264.70
  6. Step 6: Final answer
    x = 233,299,059.45

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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.