Home / 92,925,789.64-128,237,695.26-51,671,796.28

Finding the Fourth Proportional to 92,925,789.64, 128,237,695.26 and 51,671,796.28

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Solution

The fourth proportional to 92,925,789.64, 128,237,695.26 and 51,671,796.28 is: 71,307,137.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,925,789.64 : 128,237,695.26 = 51,671,796.28 : x
  2. Step 2: Convert to fraction form
    92,925,789.64/128,237,695.26 = 51,671,796.28/x
  3. Step 3: Cross multiply
    92,925,789.64x = 128,237,695.26 × 51,671,796.28
  4. Step 4: Simplify right side
    92,925,789.64x = 6,626,272,064,891,442
  5. Step 5: Solve for x
    x = 6,626,272,064,891,442/92,925,789.64
  6. Step 6: Final answer
    x = 71,307,137.56

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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.