Home / 201,739,127.40-302,608,691.10-132,864,373.80

Finding the Fourth Proportional to 201,739,127.40, 302,608,691.10 and 132,864,373.80

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Solution

The fourth proportional to 201,739,127.40, 302,608,691.10 and 132,864,373.80 is: 199,296,560.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,739,127.40 : 302,608,691.10 = 132,864,373.80 : x
  2. Step 2: Convert to fraction form
    201,739,127.40/302,608,691.10 = 132,864,373.80/x
  3. Step 3: Cross multiply
    201,739,127.40x = 302,608,691.10 × 132,864,373.80
  4. Step 4: Simplify right side
    201,739,127.40x = 40,205,914,249,439,136
  5. Step 5: Solve for x
    x = 40,205,914,249,439,136/201,739,127.40
  6. Step 6: Final answer
    x = 199,296,560.70

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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.