Home / 436,054,644.30-654,081,966.45-339,308,762.70

Finding the Fourth Proportional to 436,054,644.30, 654,081,966.45 and 339,308,762.70

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Solution

The fourth proportional to 436,054,644.30, 654,081,966.45 and 339,308,762.70 is: 508,963,144.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,054,644.30 : 654,081,966.45 = 339,308,762.70 : x
  2. Step 2: Convert to fraction form
    436,054,644.30/654,081,966.45 = 339,308,762.70/x
  3. Step 3: Cross multiply
    436,054,644.30x = 654,081,966.45 × 339,308,762.70
  4. Step 4: Simplify right side
    436,054,644.30x = 221,935,742,740,532,416
  5. Step 5: Solve for x
    x = 221,935,742,740,532,416/436,054,644.30
  6. Step 6: Final answer
    x = 508,963,144.05

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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.