Home / 839,808,103.20-1,259,712,154.80-717,364,096.80

Finding the Fourth Proportional to 839,808,103.20, 1,259,712,154.80 and 717,364,096.80

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Solution

The fourth proportional to 839,808,103.20, 1,259,712,154.80 and 717,364,096.80 is: 1,076,046,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,808,103.20 : 1,259,712,154.80 = 717,364,096.80 : x
  2. Step 2: Convert to fraction form
    839,808,103.20/1,259,712,154.80 = 717,364,096.80/x
  3. Step 3: Cross multiply
    839,808,103.20x = 1,259,712,154.80 × 717,364,096.80
  4. Step 4: Simplify right side
    839,808,103.20x = 903,672,272,156,083,712
  5. Step 5: Solve for x
    x = 903,672,272,156,083,712/839,808,103.20
  6. Step 6: Final answer
    x = 1,076,046,145.20

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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.