Home / 516,057,309.67-712,136,114.39-301,495,841.76

Finding the Fourth Proportional to 516,057,309.67, 712,136,114.39 and 301,495,841.76

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Solution

The fourth proportional to 516,057,309.67, 712,136,114.39 and 301,495,841.76 is: 416,050,840.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,057,309.67 : 712,136,114.39 = 301,495,841.76 : x
  2. Step 2: Convert to fraction form
    516,057,309.67/712,136,114.39 = 301,495,841.76/x
  3. Step 3: Cross multiply
    516,057,309.67x = 712,136,114.39 × 301,495,841.76
  4. Step 4: Simplify right side
    516,057,309.67x = 214,706,077,252,420,864
  5. Step 5: Solve for x
    x = 214,706,077,252,420,864/516,057,309.67
  6. Step 6: Final answer
    x = 416,050,840.15

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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.