Home / 117,078,297.09-161,567,923.76-64,156,295.18

Finding the Fourth Proportional to 117,078,297.09, 161,567,923.76 and 64,156,295.18

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Solution

The fourth proportional to 117,078,297.09, 161,567,923.76 and 64,156,295.18 is: 88,535,618.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,078,297.09 : 161,567,923.76 = 64,156,295.18 : x
  2. Step 2: Convert to fraction form
    117,078,297.09/161,567,923.76 = 64,156,295.18/x
  3. Step 3: Cross multiply
    117,078,297.09x = 161,567,923.76 × 64,156,295.18
  4. Step 4: Simplify right side
    117,078,297.09x = 10,365,599,407,558,454
  5. Step 5: Solve for x
    x = 10,365,599,407,558,454/117,078,297.09
  6. Step 6: Final answer
    x = 88,535,618.17

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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.