Home / 558,962,948.39-771,366,537.85-308,066,741.43

Finding the Fourth Proportional to 558,962,948.39, 771,366,537.85 and 308,066,741.43

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Solution

The fourth proportional to 558,962,948.39, 771,366,537.85 and 308,066,741.43 is: 425,130,818.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,962,948.39 : 771,366,537.85 = 308,066,741.43 : x
  2. Step 2: Convert to fraction form
    558,962,948.39/771,366,537.85 = 308,066,741.43/x
  3. Step 3: Cross multiply
    558,962,948.39x = 771,366,537.85 × 308,066,741.43
  4. Step 4: Simplify right side
    558,962,948.39x = 237,632,375,762,820,096
  5. Step 5: Solve for x
    x = 237,632,375,762,820,096/558,962,948.39
  6. Step 6: Final answer
    x = 425,130,818.50

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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.