Home / 516,057,309.42-712,136,114.04-301,495,841.51

Finding the Fourth Proportional to 516,057,309.42, 712,136,114.04 and 301,495,841.51

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Solution

The fourth proportional to 516,057,309.42, 712,136,114.04 and 301,495,841.51 is: 416,050,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,057,309.42 : 712,136,114.04 = 301,495,841.51 : x
  2. Step 2: Convert to fraction form
    516,057,309.42/712,136,114.04 = 301,495,841.51/x
  3. Step 3: Cross multiply
    516,057,309.42x = 712,136,114.04 × 301,495,841.51
  4. Step 4: Simplify right side
    516,057,309.42x = 214,706,076,970,448,736
  5. Step 5: Solve for x
    x = 214,706,076,970,448,736/516,057,309.42
  6. Step 6: Final answer
    x = 416,050,839.80

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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.