Home / 341,658,004.70-512,487,007.05-157,425,124.70

Finding the Fourth Proportional to 341,658,004.70, 512,487,007.05 and 157,425,124.70

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Solution

The fourth proportional to 341,658,004.70, 512,487,007.05 and 157,425,124.70 is: 236,137,687.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,658,004.70 : 512,487,007.05 = 157,425,124.70 : x
  2. Step 2: Convert to fraction form
    341,658,004.70/512,487,007.05 = 157,425,124.70/x
  3. Step 3: Cross multiply
    341,658,004.70x = 512,487,007.05 × 157,425,124.70
  4. Step 4: Simplify right side
    341,658,004.70x = 80,678,330,991,976,032
  5. Step 5: Solve for x
    x = 80,678,330,991,976,032/341,658,004.70
  6. Step 6: Final answer
    x = 236,137,687.05

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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.