Home / 141,365,071,980.97-212,046,210,580.57-64,765,789,424.21

Finding the Fourth Proportional to 141,365,071,980.97, 212,046,210,580.57 and 64,765,789,424.21

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Solution

The fourth proportional to 141,365,071,980.97, 212,046,210,580.57 and 64,765,789,424.21 is: 97,148,043,927.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,365,071,980.97 : 212,046,210,580.57 = 64,765,789,424.21 : x
  2. Step 2: Convert to fraction form
    141,365,071,980.97/212,046,210,580.57 = 64,765,789,424.21/x
  3. Step 3: Cross multiply
    141,365,071,980.97x = 212,046,210,580.57 × 64,765,789,424.21
  4. Step 4: Simplify right side
    141,365,071,980.97x = 13,733,340,222,663,310,704,640
  5. Step 5: Solve for x
    x = 13,733,340,222,663,310,704,640/141,365,071,980.97
  6. Step 6: Final answer
    x = 97,148,043,927.80

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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.