Home / 443,988,698,721.39-612,688,551,333.60-251,296,734,495.87

Finding the Fourth Proportional to 443,988,698,721.39, 612,688,551,333.60 and 251,296,734,495.87

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Solution

The fourth proportional to 443,988,698,721.39, 612,688,551,333.60 and 251,296,734,495.87 is: 346,780,520,892.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,988,698,721.39 : 612,688,551,333.60 = 251,296,734,495.87 : x
  2. Step 2: Convert to fraction form
    443,988,698,721.39/612,688,551,333.60 = 251,296,734,495.87/x
  3. Step 3: Cross multiply
    443,988,698,721.39x = 612,688,551,333.60 × 251,296,734,495.87
  4. Step 4: Simplify right side
    443,988,698,721.39x = 153,966,632,213,138,875,875,328
  5. Step 5: Solve for x
    x = 153,966,632,213,138,875,875,328/443,988,698,721.39
  6. Step 6: Final answer
    x = 346,780,520,892.84

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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.