Home / 116,926,081,951.80-161,330,337,864.18-66,177,024,613.32

Finding the Fourth Proportional to 116,926,081,951.80, 161,330,337,864.18 and 66,177,024,613.32

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Solution

The fourth proportional to 116,926,081,951.80, 161,330,337,864.18 and 66,177,024,613.32 is: 91,308,641,848.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,926,081,951.80 : 161,330,337,864.18 = 66,177,024,613.32 : x
  2. Step 2: Convert to fraction form
    116,926,081,951.80/161,330,337,864.18 = 66,177,024,613.32/x
  3. Step 3: Cross multiply
    116,926,081,951.80x = 161,330,337,864.18 × 66,177,024,613.32
  4. Step 4: Simplify right side
    116,926,081,951.80x = 10,676,361,739,713,069,973,504
  5. Step 5: Solve for x
    x = 10,676,361,739,713,069,973,504/116,926,081,951.80
  6. Step 6: Final answer
    x = 91,308,641,848.74

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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.