Home / 261,617,608,148.01-361,099,472,841.93-170,393,481,280.41

Finding the Fourth Proportional to 261,617,608,148.01, 361,099,472,841.93 and 170,393,481,280.41

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Solution

The fourth proportional to 261,617,608,148.01, 361,099,472,841.93 and 170,393,481,280.41 is: 235,186,754,827.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,617,608,148.01 : 361,099,472,841.93 = 170,393,481,280.41 : x
  2. Step 2: Convert to fraction form
    261,617,608,148.01/361,099,472,841.93 = 170,393,481,280.41/x
  3. Step 3: Cross multiply
    261,617,608,148.01x = 361,099,472,841.93 × 170,393,481,280.41
  4. Step 4: Simplify right side
    261,617,608,148.01x = 61,528,996,266,057,316,433,920
  5. Step 5: Solve for x
    x = 61,528,996,266,057,316,433,920/261,617,608,148.01
  6. Step 6: Final answer
    x = 235,186,754,827.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.