Home / 70,349,154.15-97,081,759.09-39,409,541.22

Finding the Fourth Proportional to 70,349,154.15, 97,081,759.09 and 39,409,541.22

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Solution

The fourth proportional to 70,349,154.15, 97,081,759.09 and 39,409,541.22 is: 54,385,125.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,349,154.15 : 97,081,759.09 = 39,409,541.22 : x
  2. Step 2: Convert to fraction form
    70,349,154.15/97,081,759.09 = 39,409,541.22/x
  3. Step 3: Cross multiply
    70,349,154.15x = 97,081,759.09 × 39,409,541.22
  4. Step 4: Simplify right side
    70,349,154.15x = 3,825,947,586,567,464.50
  5. Step 5: Solve for x
    x = 3,825,947,586,567,464.50/70,349,154.15
  6. Step 6: Final answer
    x = 54,385,125.63

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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.