Home / 62,128,220,171.16-93,191,768,174.28-19,633,124,409.72

Finding the Fourth Proportional to 62,128,220,171.16, 93,191,768,174.28 and 19,633,124,409.72

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Solution

The fourth proportional to 62,128,220,171.16, 93,191,768,174.28 and 19,633,124,409.72 is: 29,449,508,991.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,128,220,171.16 : 93,191,768,174.28 = 19,633,124,409.72 : x
  2. Step 2: Convert to fraction form
    62,128,220,171.16/93,191,768,174.28 = 19,633,124,409.72/x
  3. Step 3: Cross multiply
    62,128,220,171.16x = 93,191,768,174.28 × 19,633,124,409.72
  4. Step 4: Simplify right side
    62,128,220,171.16x = 1,829,645,578,527,424,118,784
  5. Step 5: Solve for x
    x = 1,829,645,578,527,424,118,784/62,128,220,171.16
  6. Step 6: Final answer
    x = 29,449,508,991.03

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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.