Home / 7,001,528,509.61-9,662,138,453.84-3,786,438,499.29

Finding the Fourth Proportional to 7,001,528,509.61, 9,662,138,453.84 and 3,786,438,499.29

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Solution

The fourth proportional to 7,001,528,509.61, 9,662,138,453.84 and 3,786,438,499.29 is: 5,225,300,872.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001,528,509.61 : 9,662,138,453.84 = 3,786,438,499.29 : x
  2. Step 2: Convert to fraction form
    7,001,528,509.61/9,662,138,453.84 = 3,786,438,499.29/x
  3. Step 3: Cross multiply
    7,001,528,509.61x = 9,662,138,453.84 × 3,786,438,499.29
  4. Step 4: Simplify right side
    7,001,528,509.61x = 36,585,093,027,071,193,088
  5. Step 5: Solve for x
    x = 36,585,093,027,071,193,088/7,001,528,509.61
  6. Step 6: Final answer
    x = 5,225,300,872.07

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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.