Home / 1,026,392,027.45-1,539,741,681.85-371,496,279.52

Finding the Fourth Proportional to 1,026,392,027.45, 1,539,741,681.85 and 371,496,279.52

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Solution

The fourth proportional to 1,026,392,027.45, 1,539,741,681.85 and 371,496,279.52 is: 557,300,028.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,392,027.45 : 1,539,741,681.85 = 371,496,279.52 : x
  2. Step 2: Convert to fraction form
    1,026,392,027.45/1,539,741,681.85 = 371,496,279.52/x
  3. Step 3: Cross multiply
    1,026,392,027.45x = 1,539,741,681.85 × 371,496,279.52
  4. Step 4: Simplify right side
    1,026,392,027.45x = 572,008,306,232,457,152
  5. Step 5: Solve for x
    x = 572,008,306,232,457,152/1,026,392,027.45
  6. Step 6: Final answer
    x = 557,300,028.58

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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.