Home / 727,147,267.52-1,003,487,991.36-430,044,192.32

Finding the Fourth Proportional to 727,147,267.52, 1,003,487,991.36 and 430,044,192.32

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Solution

The fourth proportional to 727,147,267.52, 1,003,487,991.36 and 430,044,192.32 is: 593,475,630.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,147,267.52 : 1,003,487,991.36 = 430,044,192.32 : x
  2. Step 2: Convert to fraction form
    727,147,267.52/1,003,487,991.36 = 430,044,192.32/x
  3. Step 3: Cross multiply
    727,147,267.52x = 1,003,487,991.36 × 430,044,192.32
  4. Step 4: Simplify right side
    727,147,267.52x = 431,544,182,747,230,336
  5. Step 5: Solve for x
    x = 431,544,182,747,230,336/727,147,267.52
  6. Step 6: Final answer
    x = 593,475,630.07

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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.