Home / 459,080,613.09-688,624,017.89-167,827,915.98

Finding the Fourth Proportional to 459,080,613.09, 688,624,017.89 and 167,827,915.98

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Solution

The fourth proportional to 459,080,613.09, 688,624,017.89 and 167,827,915.98 is: 251,743,006.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,080,613.09 : 688,624,017.89 = 167,827,915.98 : x
  2. Step 2: Convert to fraction form
    459,080,613.09/688,624,017.89 = 167,827,915.98/x
  3. Step 3: Cross multiply
    459,080,613.09x = 688,624,017.89 × 167,827,915.98
  4. Step 4: Simplify right side
    459,080,613.09x = 115,570,333,815,413,792
  5. Step 5: Solve for x
    x = 115,570,333,815,413,792/459,080,613.09
  6. Step 6: Final answer
    x = 251,743,006.61

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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.