Home / 653,013,777.75-901,159,013.43-359,658,345.75

Finding the Fourth Proportional to 653,013,777.75, 901,159,013.43 and 359,658,345.75

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Solution

The fourth proportional to 653,013,777.75, 901,159,013.43 and 359,658,345.75 is: 496,328,517.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,013,777.75 : 901,159,013.43 = 359,658,345.75 : x
  2. Step 2: Convert to fraction form
    653,013,777.75/901,159,013.43 = 359,658,345.75/x
  3. Step 3: Cross multiply
    653,013,777.75x = 901,159,013.43 × 359,658,345.75
  4. Step 4: Simplify right side
    653,013,777.75x = 324,109,360,027,935,808
  5. Step 5: Solve for x
    x = 324,109,360,027,935,808/653,013,777.75
  6. Step 6: Final answer
    x = 496,328,517.21

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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.