Home / 1,319,064,861,725-1,977,464,099,009.10-458,427,216,103.43

Finding the Fourth Proportional to 1,319,064,861,725, 1,977,464,099,009.10 and 458,427,216,103.43

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Solution

The fourth proportional to 1,319,064,861,725, 1,977,464,099,009.10 and 458,427,216,103.43 is: 687,246,994,562.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,064,861,725 : 1,977,464,099,009.10 = 458,427,216,103.43 : x
  2. Step 2: Convert to fraction form
    1,319,064,861,725/1,977,464,099,009.10 = 458,427,216,103.43/x
  3. Step 3: Cross multiply
    1,319,064,861,725x = 1,977,464,099,009.10 × 458,427,216,103.43
  4. Step 4: Simplify right side
    1,319,064,861,725x = 906,523,361,853,219,153,117,184
  5. Step 5: Solve for x
    x = 906,523,361,853,219,153,117,184/1,319,064,861,725
  6. Step 6: Final answer
    x = 687,246,994,562.28

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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.