Home / 399,300,523.43-598,949,981.95-375,001,830.81

Finding the Fourth Proportional to 399,300,523.43, 598,949,981.95 and 375,001,830.81

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Solution

The fourth proportional to 399,300,523.43, 598,949,981.95 and 375,001,830.81 is: 562,501,991.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,300,523.43 : 598,949,981.95 = 375,001,830.81 : x
  2. Step 2: Convert to fraction form
    399,300,523.43/598,949,981.95 = 375,001,830.81/x
  3. Step 3: Cross multiply
    399,300,523.43x = 598,949,981.95 × 375,001,830.81
  4. Step 4: Simplify right side
    399,300,523.43x = 224,607,339,793,860,416
  5. Step 5: Solve for x
    x = 224,607,339,793,860,416/399,300,523.43
  6. Step 6: Final answer
    x = 562,501,991.89

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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.