Home / 341,631,001.80-512,446,502.70-328,238,688.60

Finding the Fourth Proportional to 341,631,001.80, 512,446,502.70 and 328,238,688.60

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Solution

The fourth proportional to 341,631,001.80, 512,446,502.70 and 328,238,688.60 is: 492,358,032.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,631,001.80 : 512,446,502.70 = 328,238,688.60 : x
  2. Step 2: Convert to fraction form
    341,631,001.80/512,446,502.70 = 328,238,688.60/x
  3. Step 3: Cross multiply
    341,631,001.80x = 512,446,502.70 × 328,238,688.60
  4. Step 4: Simplify right side
    341,631,001.80x = 168,204,768,023,904,352
  5. Step 5: Solve for x
    x = 168,204,768,023,904,352/341,631,001.80
  6. Step 6: Final answer
    x = 492,358,032.90

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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.