Home / 28,146,748,497.16-38,843,271,453.58-16,560,164,094.76

Finding the Fourth Proportional to 28,146,748,497.16, 38,843,271,453.58 and 16,560,164,094.76

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Solution

The fourth proportional to 28,146,748,497.16, 38,843,271,453.58 and 16,560,164,094.76 is: 22,853,472,731.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,146,748,497.16 : 38,843,271,453.58 = 16,560,164,094.76 : x
  2. Step 2: Convert to fraction form
    28,146,748,497.16/38,843,271,453.58 = 16,560,164,094.76/x
  3. Step 3: Cross multiply
    28,146,748,497.16x = 38,843,271,453.58 × 16,560,164,094.76
  4. Step 4: Simplify right side
    28,146,748,497.16x = 643,250,949,248,591,593,472
  5. Step 5: Solve for x
    x = 643,250,949,248,591,593,472/28,146,748,497.16
  6. Step 6: Final answer
    x = 22,853,472,731.09

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Double scale
Find fourth proportional to 28,146,748,498.16, 38,843,271,454.96 and 16,560,164,095.76
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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.