Home / 128,151,355,278.24-192,208,321,416.96-37,368,376,592.40

Finding the Fourth Proportional to 128,151,355,278.24, 192,208,321,416.96 and 37,368,376,592.40

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Solution

The fourth proportional to 128,151,355,278.24, 192,208,321,416.96 and 37,368,376,592.40 is: 56,047,108,696.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,151,355,278.24 : 192,208,321,416.96 = 37,368,376,592.40 : x
  2. Step 2: Convert to fraction form
    128,151,355,278.24/192,208,321,416.96 = 37,368,376,592.40/x
  3. Step 3: Cross multiply
    128,151,355,278.24x = 192,208,321,416.96 × 37,368,376,592.40
  4. Step 4: Simplify right side
    128,151,355,278.24x = 7,182,512,938,902,023,569,408
  5. Step 5: Solve for x
    x = 7,182,512,938,902,023,569,408/128,151,355,278.24
  6. Step 6: Final answer
    x = 56,047,108,696.65

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1.5x scale

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.