Home / 593,173,948.80-889,760,923.20-399,178,300.80

Finding the Fourth Proportional to 593,173,948.80, 889,760,923.20 and 399,178,300.80

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Solution

The fourth proportional to 593,173,948.80, 889,760,923.20 and 399,178,300.80 is: 598,767,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,173,948.80 : 889,760,923.20 = 399,178,300.80 : x
  2. Step 2: Convert to fraction form
    593,173,948.80/889,760,923.20 = 399,178,300.80/x
  3. Step 3: Cross multiply
    593,173,948.80x = 889,760,923.20 × 399,178,300.80
  4. Step 4: Simplify right side
    593,173,948.80x = 355,173,253,441,215,360
  5. Step 5: Solve for x
    x = 355,173,253,441,215,360/593,173,948.80
  6. Step 6: Final answer
    x = 598,767,451.20

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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.