Home / 1,096,224,665.72-1,643,680,316.10-348,917,618.30

Finding the Fourth Proportional to 1,096,224,665.72, 1,643,680,316.10 and 348,917,618.30

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Solution

The fourth proportional to 1,096,224,665.72, 1,643,680,316.10 and 348,917,618.30 is: 523,167,411.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,224,665.72 : 1,643,680,316.10 = 348,917,618.30 : x
  2. Step 2: Convert to fraction form
    1,096,224,665.72/1,643,680,316.10 = 348,917,618.30/x
  3. Step 3: Cross multiply
    1,096,224,665.72x = 1,643,680,316.10 × 348,917,618.30
  4. Step 4: Simplify right side
    1,096,224,665.72x = 573,509,021,140,203,136
  5. Step 5: Solve for x
    x = 573,509,021,140,203,136/1,096,224,665.72
  6. Step 6: Final answer
    x = 523,167,411.82

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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.