Home / 82,613,421,566.42-123,945,422,507.32-42,304,813,263.73

Finding the Fourth Proportional to 82,613,421,566.42, 123,945,422,507.32 and 42,304,813,263.73

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Solution

The fourth proportional to 82,613,421,566.42, 123,945,422,507.32 and 42,304,813,263.73 is: 63,470,170,520.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,613,421,566.42 : 123,945,422,507.32 = 42,304,813,263.73 : x
  2. Step 2: Convert to fraction form
    82,613,421,566.42/123,945,422,507.32 = 42,304,813,263.73/x
  3. Step 3: Cross multiply
    82,613,421,566.42x = 123,945,422,507.32 × 42,304,813,263.73
  4. Step 4: Simplify right side
    82,613,421,566.42x = 5,243,487,954,066,537,971,712
  5. Step 5: Solve for x
    x = 5,243,487,954,066,537,971,712/82,613,421,566.42
  6. Step 6: Final answer
    x = 63,470,170,520.06

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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.