Home / 107,521,776,787.72-148,380,066,495.25-59,349,829,109.76

Finding the Fourth Proportional to 107,521,776,787.72, 148,380,066,495.25 and 59,349,829,109.76

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Solution

The fourth proportional to 107,521,776,787.72, 148,380,066,495.25 and 59,349,829,109.76 is: 81,902,772,190.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,521,776,787.72 : 148,380,066,495.25 = 59,349,829,109.76 : x
  2. Step 2: Convert to fraction form
    107,521,776,787.72/148,380,066,495.25 = 59,349,829,109.76/x
  3. Step 3: Cross multiply
    107,521,776,787.72x = 148,380,066,495.25 × 59,349,829,109.76
  4. Step 4: Simplify right side
    107,521,776,787.72x = 8,806,331,589,787,913,289,728
  5. Step 5: Solve for x
    x = 8,806,331,589,787,913,289,728/107,521,776,787.72
  6. Step 6: Final answer
    x = 81,902,772,190.74

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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.