Home / 473,262,346.72-709,907,982-162,365,601.52

Finding the Fourth Proportional to 473,262,346.72, 709,907,982 and 162,365,601.52

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Solution

The fourth proportional to 473,262,346.72, 709,907,982 and 162,365,601.52 is: 243,553,363.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,262,346.72 : 709,907,982 = 162,365,601.52 : x
  2. Step 2: Convert to fraction form
    473,262,346.72/709,907,982 = 162,365,601.52/x
  3. Step 3: Cross multiply
    473,262,346.72x = 709,907,982 × 162,365,601.52
  4. Step 4: Simplify right side
    473,262,346.72x = 115,264,636,521,279,344
  5. Step 5: Solve for x
    x = 115,264,636,521,279,344/473,262,346.72
  6. Step 6: Final answer
    x = 243,553,363.84

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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.