Home / 35,970,379,403.64-49,637,157,011.47-19,690,836,931.31

Finding the Fourth Proportional to 35,970,379,403.64, 49,637,157,011.47 and 19,690,836,931.31

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Solution

The fourth proportional to 35,970,379,403.64, 49,637,157,011.47 and 19,690,836,931.31 is: 27,172,278,431.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,970,379,403.64 : 49,637,157,011.47 = 19,690,836,931.31 : x
  2. Step 2: Convert to fraction form
    35,970,379,403.64/49,637,157,011.47 = 19,690,836,931.31/x
  3. Step 3: Cross multiply
    35,970,379,403.64x = 49,637,157,011.47 × 19,690,836,931.31
  4. Step 4: Simplify right side
    35,970,379,403.64x = 977,397,164,446,379,409,408
  5. Step 5: Solve for x
    x = 977,397,164,446,379,409,408/35,970,379,403.64
  6. Step 6: Final answer
    x = 27,172,278,431.61

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1.5x scale

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.