Home / 15,910,019,095.77-21,956,356,390.28-8,676,461,246.58

Finding the Fourth Proportional to 15,910,019,095.77, 21,956,356,390.28 and 8,676,461,246.58

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Solution

The fourth proportional to 15,910,019,095.77, 21,956,356,390.28 and 8,676,461,246.58 is: 11,973,805,574.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,910,019,095.77 : 21,956,356,390.28 = 8,676,461,246.58 : x
  2. Step 2: Convert to fraction form
    15,910,019,095.77/21,956,356,390.28 = 8,676,461,246.58/x
  3. Step 3: Cross multiply
    15,910,019,095.77x = 21,956,356,390.28 × 8,676,461,246.58
  4. Step 4: Simplify right side
    15,910,019,095.77x = 190,503,475,336,320,188,416
  5. Step 5: Solve for x
    x = 190,503,475,336,320,188,416/15,910,019,095.77
  6. Step 6: Final answer
    x = 11,973,805,574.31

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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.