Home / 7,001,528,505.86-9,662,138,448.66-3,786,438,495.54

Finding the Fourth Proportional to 7,001,528,505.86, 9,662,138,448.66 and 3,786,438,495.54

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Solution

The fourth proportional to 7,001,528,505.86, 9,662,138,448.66 and 3,786,438,495.54 is: 5,225,300,866.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001,528,505.86 : 9,662,138,448.66 = 3,786,438,495.54 : x
  2. Step 2: Convert to fraction form
    7,001,528,505.86/9,662,138,448.66 = 3,786,438,495.54/x
  3. Step 3: Cross multiply
    7,001,528,505.86x = 9,662,138,448.66 × 3,786,438,495.54
  4. Step 4: Simplify right side
    7,001,528,505.86x = 36,585,092,971,243,360,256
  5. Step 5: Solve for x
    x = 36,585,092,971,243,360,256/7,001,528,505.86
  6. Step 6: Final answer
    x = 5,225,300,866.90

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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.