Home / 70,417,373.12-105,551,509.88-23,686,372.01

Finding the Fourth Proportional to 70,417,373.12, 105,551,509.88 and 23,686,372.01

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Solution

The fourth proportional to 70,417,373.12, 105,551,509.88 and 23,686,372.01 is: 35,504,481.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,417,373.12 : 105,551,509.88 = 23,686,372.01 : x
  2. Step 2: Convert to fraction form
    70,417,373.12/105,551,509.88 = 23,686,372.01/x
  3. Step 3: Cross multiply
    70,417,373.12x = 105,551,509.88 × 23,686,372.01
  4. Step 4: Simplify right side
    70,417,373.12x = 2,500,132,329,116,439
  5. Step 5: Solve for x
    x = 2,500,132,329,116,439/70,417,373.12
  6. Step 6: Final answer
    x = 35,504,481.61

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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.