Home / 1,157,963,931.36-1,598,002,569.48-629,327,944.77

Finding the Fourth Proportional to 1,157,963,931.36, 1,598,002,569.48 and 629,327,944.77

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Solution

The fourth proportional to 1,157,963,931.36, 1,598,002,569.48 and 629,327,944.77 is: 868,479,272.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,963,931.36 : 1,598,002,569.48 = 629,327,944.77 : x
  2. Step 2: Convert to fraction form
    1,157,963,931.36/1,598,002,569.48 = 629,327,944.77/x
  3. Step 3: Cross multiply
    1,157,963,931.36x = 1,598,002,569.48 × 629,327,944.77
  4. Step 4: Simplify right side
    1,157,963,931.36x = 1,005,667,672,788,027,520
  5. Step 5: Solve for x
    x = 1,005,667,672,788,027,520/1,157,963,931.36
  6. Step 6: Final answer
    x = 868,479,272.59

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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.