Home / 236,683,205.40-355,024,808.10-155,053,867.80

Finding the Fourth Proportional to 236,683,205.40, 355,024,808.10 and 155,053,867.80

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Solution

The fourth proportional to 236,683,205.40, 355,024,808.10 and 155,053,867.80 is: 232,580,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,683,205.40 : 355,024,808.10 = 155,053,867.80 : x
  2. Step 2: Convert to fraction form
    236,683,205.40/355,024,808.10 = 155,053,867.80/x
  3. Step 3: Cross multiply
    236,683,205.40x = 355,024,808.10 × 155,053,867.80
  4. Step 4: Simplify right side
    236,683,205.40x = 55,047,969,660,857,776
  5. Step 5: Solve for x
    x = 55,047,969,660,857,776/236,683,205.40
  6. Step 6: Final answer
    x = 232,580,801.70

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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.