Home / 103,578,528,155.70-155,367,798,138.45-25,061,309,051.70

Finding the Fourth Proportional to 103,578,528,155.70, 155,367,798,138.45 and 25,061,309,051.70

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Solution

The fourth proportional to 103,578,528,155.70, 155,367,798,138.45 and 25,061,309,051.70 is: 37,591,965,006.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,578,528,155.70 : 155,367,798,138.45 = 25,061,309,051.70 : x
  2. Step 2: Convert to fraction form
    103,578,528,155.70/155,367,798,138.45 = 25,061,309,051.70/x
  3. Step 3: Cross multiply
    103,578,528,155.70x = 155,367,798,138.45 × 25,061,309,051.70
  4. Step 4: Simplify right side
    103,578,528,155.70x = 3,893,720,405,829,835,816,960
  5. Step 5: Solve for x
    x = 3,893,720,405,829,835,816,960/103,578,528,155.70
  6. Step 6: Final answer
    x = 37,591,965,006.27

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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.