Home / 470,896,200.19-649,898,635.80-270,031,680.37

Finding the Fourth Proportional to 470,896,200.19, 649,898,635.80 and 270,031,680.37

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Solution

The fourth proportional to 470,896,200.19, 649,898,635.80 and 270,031,680.37 is: 372,679,203.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,896,200.19 : 649,898,635.80 = 270,031,680.37 : x
  2. Step 2: Convert to fraction form
    470,896,200.19/649,898,635.80 = 270,031,680.37/x
  3. Step 3: Cross multiply
    470,896,200.19x = 649,898,635.80 × 270,031,680.37
  4. Step 4: Simplify right side
    470,896,200.19x = 175,493,220,695,244,640
  5. Step 5: Solve for x
    x = 175,493,220,695,244,640/470,896,200.19
  6. Step 6: Final answer
    x = 372,679,203.24

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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.