Home / 225,712,652,449.79-311,483,511,223.18-124,214,537,776.89

Finding the Fourth Proportional to 225,712,652,449.79, 311,483,511,223.18 and 124,214,537,776.89

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Solution

The fourth proportional to 225,712,652,449.79, 311,483,511,223.18 and 124,214,537,776.89 is: 171,416,090,111.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,712,652,449.79 : 311,483,511,223.18 = 124,214,537,776.89 : x
  2. Step 2: Convert to fraction form
    225,712,652,449.79/311,483,511,223.18 = 124,214,537,776.89/x
  3. Step 3: Cross multiply
    225,712,652,449.79x = 311,483,511,223.18 × 124,214,537,776.89
  4. Step 4: Simplify right side
    225,712,652,449.79x = 38,690,780,371,710,031,953,920
  5. Step 5: Solve for x
    x = 38,690,780,371,710,031,953,920/225,712,652,449.79
  6. Step 6: Final answer
    x = 171,416,090,111.82

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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.