Home / 201,781,811.40-302,672,717.10-56,237,836.20

Finding the Fourth Proportional to 201,781,811.40, 302,672,717.10 and 56,237,836.20

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Solution

The fourth proportional to 201,781,811.40, 302,672,717.10 and 56,237,836.20 is: 84,356,754.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,781,811.40 : 302,672,717.10 = 56,237,836.20 : x
  2. Step 2: Convert to fraction form
    201,781,811.40/302,672,717.10 = 56,237,836.20/x
  3. Step 3: Cross multiply
    201,781,811.40x = 302,672,717.10 × 56,237,836.20
  4. Step 4: Simplify right side
    201,781,811.40x = 17,021,658,686,478,742
  5. Step 5: Solve for x
    x = 17,021,658,686,478,742/201,781,811.40
  6. Step 6: Final answer
    x = 84,356,754.30

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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.