Home / 411,804,585.65-617,706,382.75-105,096,731.33

Finding the Fourth Proportional to 411,804,585.65, 617,706,382.75 and 105,096,731.33

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Solution

The fourth proportional to 411,804,585.65, 617,706,382.75 and 105,096,731.33 is: 157,644,970.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,804,585.65 : 617,706,382.75 = 105,096,731.33 : x
  2. Step 2: Convert to fraction form
    411,804,585.65/617,706,382.75 = 105,096,731.33/x
  3. Step 3: Cross multiply
    411,804,585.65x = 617,706,382.75 × 105,096,731.33
  4. Step 4: Simplify right side
    411,804,585.65x = 64,918,921,749,984,416
  5. Step 5: Solve for x
    x = 64,918,921,749,984,416/411,804,585.65
  6. Step 6: Final answer
    x = 157,644,970.48

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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.