Home / 210,029,534.80-315,044,302.20-181,717,982.80

Finding the Fourth Proportional to 210,029,534.80, 315,044,302.20 and 181,717,982.80

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Solution

The fourth proportional to 210,029,534.80, 315,044,302.20 and 181,717,982.80 is: 272,576,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,029,534.80 : 315,044,302.20 = 181,717,982.80 : x
  2. Step 2: Convert to fraction form
    210,029,534.80/315,044,302.20 = 181,717,982.80/x
  3. Step 3: Cross multiply
    210,029,534.80x = 315,044,302.20 × 181,717,982.80
  4. Step 4: Simplify right side
    210,029,534.80x = 57,249,215,088,417,600
  5. Step 5: Solve for x
    x = 57,249,215,088,417,600/210,029,534.80
  6. Step 6: Final answer
    x = 272,576,974.20

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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.