Home / 10,637,616,006.20-15,956,424,009.30-5,127,635,718.20

Finding the Fourth Proportional to 10,637,616,006.20, 15,956,424,009.30 and 5,127,635,718.20

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Solution

The fourth proportional to 10,637,616,006.20, 15,956,424,009.30 and 5,127,635,718.20 is: 7,691,453,577.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637,616,006.20 : 15,956,424,009.30 = 5,127,635,718.20 : x
  2. Step 2: Convert to fraction form
    10,637,616,006.20/15,956,424,009.30 = 5,127,635,718.20/x
  3. Step 3: Cross multiply
    10,637,616,006.20x = 15,956,424,009.30 × 5,127,635,718.20
  4. Step 4: Simplify right side
    10,637,616,006.20x = 81,818,729,684,830,715,904
  5. Step 5: Solve for x
    x = 81,818,729,684,830,715,904/10,637,616,006.20
  6. Step 6: Final answer
    x = 7,691,453,577.30

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Double scale
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1.5x scale

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.