Home / 30,243,775,114.70-45,365,662,672.05-8,160,771,812.30

Finding the Fourth Proportional to 30,243,775,114.70, 45,365,662,672.05 and 8,160,771,812.30

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Solution

The fourth proportional to 30,243,775,114.70, 45,365,662,672.05 and 8,160,771,812.30 is: 12,241,157,718.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,243,775,114.70 : 45,365,662,672.05 = 8,160,771,812.30 : x
  2. Step 2: Convert to fraction form
    30,243,775,114.70/45,365,662,672.05 = 8,160,771,812.30/x
  3. Step 3: Cross multiply
    30,243,775,114.70x = 45,365,662,672.05 × 8,160,771,812.30
  4. Step 4: Simplify right side
    30,243,775,114.70x = 370,218,821,180,375,957,504
  5. Step 5: Solve for x
    x = 370,218,821,180,375,957,504/30,243,775,114.70
  6. Step 6: Final answer
    x = 12,241,157,718.45

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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.