Home / 13,898,171,054.18-19,181,572,568.01-8,475,852,429.59

Finding the Fourth Proportional to 13,898,171,054.18, 19,181,572,568.01 and 8,475,852,429.59

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Solution

The fourth proportional to 13,898,171,054.18, 19,181,572,568.01 and 8,475,852,429.59 is: 11,697,954,919.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898,171,054.18 : 19,181,572,568.01 = 8,475,852,429.59 : x
  2. Step 2: Convert to fraction form
    13,898,171,054.18/19,181,572,568.01 = 8,475,852,429.59/x
  3. Step 3: Cross multiply
    13,898,171,054.18x = 19,181,572,568.01 × 8,475,852,429.59
  4. Step 4: Simplify right side
    13,898,171,054.18x = 162,580,178,453,828,534,272
  5. Step 5: Solve for x
    x = 162,580,178,453,828,534,272/13,898,171,054.18
  6. Step 6: Final answer
    x = 11,697,954,919.39

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Double scale
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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.