Home / 225,712,652,448.79-311,483,511,221.80-124,214,537,775.89

Finding the Fourth Proportional to 225,712,652,448.79, 311,483,511,221.80 and 124,214,537,775.89

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Solution

The fourth proportional to 225,712,652,448.79, 311,483,511,221.80 and 124,214,537,775.89 is: 171,416,090,110.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,712,652,448.79 : 311,483,511,221.80 = 124,214,537,775.89 : x
  2. Step 2: Convert to fraction form
    225,712,652,448.79/311,483,511,221.80 = 124,214,537,775.89/x
  3. Step 3: Cross multiply
    225,712,652,448.79x = 311,483,511,221.80 × 124,214,537,775.89
  4. Step 4: Simplify right side
    225,712,652,448.79x = 38,690,780,371,227,133,345,792
  5. Step 5: Solve for x
    x = 38,690,780,371,227,133,345,792/225,712,652,448.79
  6. Step 6: Final answer
    x = 171,416,090,110.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.