Home / 70,171,387.01-105,051,830.54-40,935,833.45

Finding the Fourth Proportional to 70,171,387.01, 105,051,830.54 and 40,935,833.45

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Solution

The fourth proportional to 70,171,387.01, 105,051,830.54 and 40,935,833.45 is: 61,284,013.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,171,387.01 : 105,051,830.54 = 40,935,833.45 : x
  2. Step 2: Convert to fraction form
    70,171,387.01/105,051,830.54 = 40,935,833.45/x
  3. Step 3: Cross multiply
    70,171,387.01x = 105,051,830.54 × 40,935,833.45
  4. Step 4: Simplify right side
    70,171,387.01x = 4,300,384,238,180,144
  5. Step 5: Solve for x
    x = 4,300,384,238,180,144/70,171,387.01
  6. Step 6: Final answer
    x = 61,284,013.64

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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.