Home / 66,490,553,599.86-99,736,476,096.96-53,192,776,667.88

Finding the Fourth Proportional to 66,490,553,599.86, 99,736,476,096.96 and 53,192,776,667.88

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Solution

The fourth proportional to 66,490,553,599.86, 99,736,476,096.96 and 53,192,776,667.88 is: 79,789,681,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,490,553,599.86 : 99,736,476,096.96 = 53,192,776,667.88 : x
  2. Step 2: Convert to fraction form
    66,490,553,599.86/99,736,476,096.96 = 53,192,776,667.88/x
  3. Step 3: Cross multiply
    66,490,553,599.86x = 99,736,476,096.96 × 53,192,776,667.88
  4. Step 4: Simplify right side
    66,490,553,599.86x = 5,305,260,098,666,944,790,528
  5. Step 5: Solve for x
    x = 5,305,260,098,666,944,790,528/66,490,553,599.86
  6. Step 6: Final answer
    x = 79,789,681,562.80

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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.