Home / 210,029,452.80-315,044,179.20-181,717,900.80

Finding the Fourth Proportional to 210,029,452.80, 315,044,179.20 and 181,717,900.80

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Solution

The fourth proportional to 210,029,452.80, 315,044,179.20 and 181,717,900.80 is: 272,576,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,029,452.80 : 315,044,179.20 = 181,717,900.80 : x
  2. Step 2: Convert to fraction form
    210,029,452.80/315,044,179.20 = 181,717,900.80/x
  3. Step 3: Cross multiply
    210,029,452.80x = 315,044,179.20 × 181,717,900.80
  4. Step 4: Simplify right side
    210,029,452.80x = 57,249,166,903,483,024
  5. Step 5: Solve for x
    x = 57,249,166,903,483,024/210,029,452.80
  6. Step 6: Final answer
    x = 272,576,851.20

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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.