Home / 141,365,071,992.42-212,046,210,597.76-64,765,789,435.65

Finding the Fourth Proportional to 141,365,071,992.42, 212,046,210,597.76 and 64,765,789,435.65

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Solution

The fourth proportional to 141,365,071,992.42, 212,046,210,597.76 and 64,765,789,435.65 is: 97,148,043,944.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,365,071,992.42 : 212,046,210,597.76 = 64,765,789,435.65 : x
  2. Step 2: Convert to fraction form
    141,365,071,992.42/212,046,210,597.76 = 64,765,789,435.65/x
  3. Step 3: Cross multiply
    141,365,071,992.42x = 212,046,210,597.76 × 64,765,789,435.65
  4. Step 4: Simplify right side
    141,365,071,992.42x = 13,733,340,226,202,019,823,616
  5. Step 5: Solve for x
    x = 13,733,340,226,202,019,823,616/141,365,071,992.42
  6. Step 6: Final answer
    x = 97,148,043,944.96

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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.