Home / 64,724,738.80-97,087,108.20-57,670,351.60

Finding the Fourth Proportional to 64,724,738.80, 97,087,108.20 and 57,670,351.60

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Solution

The fourth proportional to 64,724,738.80, 97,087,108.20 and 57,670,351.60 is: 86,505,527.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,724,738.80 : 97,087,108.20 = 57,670,351.60 : x
  2. Step 2: Convert to fraction form
    64,724,738.80/97,087,108.20 = 57,670,351.60/x
  3. Step 3: Cross multiply
    64,724,738.80x = 97,087,108.20 × 57,670,351.60
  4. Step 4: Simplify right side
    64,724,738.80x = 5,599,047,665,721,243
  5. Step 5: Solve for x
    x = 5,599,047,665,721,243/64,724,738.80
  6. Step 6: Final answer
    x = 86,505,527.40

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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.