Home / 20,416,133,298.39-30,606,732,478.37-7,834,021,001.55

Finding the Fourth Proportional to 20,416,133,298.39, 30,606,732,478.37 and 7,834,021,001.55

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Solution

The fourth proportional to 20,416,133,298.39, 30,606,732,478.37 and 7,834,021,001.55 is: 11,744,328,934.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,416,133,298.39 : 30,606,732,478.37 = 7,834,021,001.55 : x
  2. Step 2: Convert to fraction form
    20,416,133,298.39/30,606,732,478.37 = 7,834,021,001.55/x
  3. Step 3: Cross multiply
    20,416,133,298.39x = 30,606,732,478.37 × 7,834,021,001.55
  4. Step 4: Simplify right side
    20,416,133,298.39x = 239,773,785,024,333,905,920
  5. Step 5: Solve for x
    x = 239,773,785,024,333,905,920/20,416,133,298.39
  6. Step 6: Final answer
    x = 11,744,328,934.37

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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.