Home / 20,416,133,298.64-30,606,732,478.74-7,834,021,001.80

Finding the Fourth Proportional to 20,416,133,298.64, 30,606,732,478.74 and 7,834,021,001.80

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Solution

The fourth proportional to 20,416,133,298.64, 30,606,732,478.74 and 7,834,021,001.80 is: 11,744,328,934.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,416,133,298.64 : 30,606,732,478.74 = 7,834,021,001.80 : x
  2. Step 2: Convert to fraction form
    20,416,133,298.64/30,606,732,478.74 = 7,834,021,001.80/x
  3. Step 3: Cross multiply
    20,416,133,298.64x = 30,606,732,478.74 × 7,834,021,001.80
  4. Step 4: Simplify right side
    20,416,133,298.64x = 239,773,785,034,923,343,872
  5. Step 5: Solve for x
    x = 239,773,785,034,923,343,872/20,416,133,298.64
  6. Step 6: Final answer
    x = 11,744,328,934.75

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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.