Home / 49,762,780,066.42-74,697,289,034.10-21,446,685,667.78

Finding the Fourth Proportional to 49,762,780,066.42, 74,697,289,034.10 and 21,446,685,667.78

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Solution

The fourth proportional to 49,762,780,066.42, 74,697,289,034.10 and 21,446,685,667.78 is: 32,192,921,617.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,762,780,066.42 : 74,697,289,034.10 = 21,446,685,667.78 : x
  2. Step 2: Convert to fraction form
    49,762,780,066.42/74,697,289,034.10 = 21,446,685,667.78/x
  3. Step 3: Cross multiply
    49,762,780,066.42x = 74,697,289,034.10 × 21,446,685,667.78
  4. Step 4: Simplify right side
    49,762,780,066.42x = 1,602,009,278,149,652,643,840
  5. Step 5: Solve for x
    x = 1,602,009,278,149,652,643,840/49,762,780,066.42
  6. Step 6: Final answer
    x = 32,192,921,617.55

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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.