Home / 7,001,528,516.12-9,662,138,462.80-3,786,438,505.80

Finding the Fourth Proportional to 7,001,528,516.12, 9,662,138,462.80 and 3,786,438,505.80

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Solution

The fourth proportional to 7,001,528,516.12, 9,662,138,462.80 and 3,786,438,505.80 is: 5,225,300,881.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001,528,516.12 : 9,662,138,462.80 = 3,786,438,505.80 : x
  2. Step 2: Convert to fraction form
    7,001,528,516.12/9,662,138,462.80 = 3,786,438,505.80/x
  3. Step 3: Cross multiply
    7,001,528,516.12x = 9,662,138,462.80 × 3,786,438,505.80
  4. Step 4: Simplify right side
    7,001,528,516.12x = 36,585,093,123,917,139,968
  5. Step 5: Solve for x
    x = 36,585,093,123,917,139,968/7,001,528,516.12
  6. Step 6: Final answer
    x = 5,225,300,881.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.