Home / 15,886,241,706.87-21,924,009,189.86-8,749,654,099.83

Finding the Fourth Proportional to 15,886,241,706.87, 21,924,009,189.86 and 8,749,654,099.83

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Solution

The fourth proportional to 15,886,241,706.87, 21,924,009,189.86 and 8,749,654,099.83 is: 12,075,071,022.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,886,241,706.87 : 21,924,009,189.86 = 8,749,654,099.83 : x
  2. Step 2: Convert to fraction form
    15,886,241,706.87/21,924,009,189.86 = 8,749,654,099.83/x
  3. Step 3: Cross multiply
    15,886,241,706.87x = 21,924,009,189.86 × 8,749,654,099.83
  4. Step 4: Simplify right side
    15,886,241,706.87x = 191,827,496,892,725,395,456
  5. Step 5: Solve for x
    x = 191,827,496,892,725,395,456/15,886,241,706.87
  6. Step 6: Final answer
    x = 12,075,071,022.61

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Double scale
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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.