Home / 417,677,308,237.66-625,876,501,634.32-281,033,307,532.76

Finding the Fourth Proportional to 417,677,308,237.66, 625,876,501,634.32 and 281,033,307,532.76

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Solution

The fourth proportional to 417,677,308,237.66, 625,876,501,634.32 and 281,033,307,532.76 is: 421,119,701,483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,677,308,237.66 : 625,876,501,634.32 = 281,033,307,532.76 : x
  2. Step 2: Convert to fraction form
    417,677,308,237.66/625,876,501,634.32 = 281,033,307,532.76/x
  3. Step 3: Cross multiply
    417,677,308,237.66x = 625,876,501,634.32 × 281,033,307,532.76
  4. Step 4: Simplify right side
    417,677,308,237.66x = 175,892,143,361,325,822,640,128
  5. Step 5: Solve for x
    x = 175,892,143,361,325,822,640,128/417,677,308,237.66
  6. Step 6: Final answer
    x = 421,119,701,483.14

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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.