Home / 462,390,064.39-637,481,013.36-367,335,958.21

Finding the Fourth Proportional to 462,390,064.39, 637,481,013.36 and 367,335,958.21

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Solution

The fourth proportional to 462,390,064.39, 637,481,013.36 and 367,335,958.21 is: 506,433,240.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,390,064.39 : 637,481,013.36 = 367,335,958.21 : x
  2. Step 2: Convert to fraction form
    462,390,064.39/637,481,013.36 = 367,335,958.21/x
  3. Step 3: Cross multiply
    462,390,064.39x = 637,481,013.36 × 367,335,958.21
  4. Step 4: Simplify right side
    462,390,064.39x = 234,169,698,883,277,408
  5. Step 5: Solve for x
    x = 234,169,698,883,277,408/462,390,064.39
  6. Step 6: Final answer
    x = 506,433,240.93

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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.