Home / 472,781,153.30-709,448,079.26-341,493,968.66

Finding the Fourth Proportional to 472,781,153.30, 709,448,079.26 and 341,493,968.66

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Solution

The fourth proportional to 472,781,153.30, 709,448,079.26 and 341,493,968.66 is: 512,440,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,781,153.30 : 709,448,079.26 = 341,493,968.66 : x
  2. Step 2: Convert to fraction form
    472,781,153.30/709,448,079.26 = 341,493,968.66/x
  3. Step 3: Cross multiply
    472,781,153.30x = 709,448,079.26 × 341,493,968.66
  4. Step 4: Simplify right side
    472,781,153.30x = 242,272,240,144,711,648
  5. Step 5: Solve for x
    x = 242,272,240,144,711,648/472,781,153.30
  6. Step 6: Final answer
    x = 512,440,562.52

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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.