Home / 125,657,841,636.45-188,485,520,329.57-57,569,590,475.18

Finding the Fourth Proportional to 125,657,841,636.45, 188,485,520,329.57 and 57,569,590,475.18

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Solution

The fourth proportional to 125,657,841,636.45, 188,485,520,329.57 and 57,569,590,475.18 is: 86,353,816,638.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,657,841,636.45 : 188,485,520,329.57 = 57,569,590,475.18 : x
  2. Step 2: Convert to fraction form
    125,657,841,636.45/188,485,520,329.57 = 57,569,590,475.18/x
  3. Step 3: Cross multiply
    125,657,841,636.45x = 188,485,520,329.57 × 57,569,590,475.18
  4. Step 4: Simplify right side
    125,657,841,636.45x = 10,851,034,215,873,618,378,752
  5. Step 5: Solve for x
    x = 10,851,034,215,873,618,378,752/125,657,841,636.45
  6. Step 6: Final answer
    x = 86,353,816,638.58

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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.