Home / 30,243,775,006.70-45,365,662,510.05-8,160,771,704.30

Finding the Fourth Proportional to 30,243,775,006.70, 45,365,662,510.05 and 8,160,771,704.30

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Solution

The fourth proportional to 30,243,775,006.70, 45,365,662,510.05 and 8,160,771,704.30 is: 12,241,157,556.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,243,775,006.70 : 45,365,662,510.05 = 8,160,771,704.30 : x
  2. Step 2: Convert to fraction form
    30,243,775,006.70/45,365,662,510.05 = 8,160,771,704.30/x
  3. Step 3: Cross multiply
    30,243,775,006.70x = 45,365,662,510.05 × 8,160,771,704.30
  4. Step 4: Simplify right side
    30,243,775,006.70x = 370,218,814,958,839,398,400
  5. Step 5: Solve for x
    x = 370,218,814,958,839,398,400/30,243,775,006.70
  6. Step 6: Final answer
    x = 12,241,157,556.45

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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.