Home / 152,210,466.40-210,049,378.24-82,594,076.80

Finding the Fourth Proportional to 152,210,466.40, 210,049,378.24 and 82,594,076.80

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Solution

The fourth proportional to 152,210,466.40, 210,049,378.24 and 82,594,076.80 is: 113,979,247.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,210,466.40 : 210,049,378.24 = 82,594,076.80 : x
  2. Step 2: Convert to fraction form
    152,210,466.40/210,049,378.24 = 82,594,076.80/x
  3. Step 3: Cross multiply
    152,210,466.40x = 210,049,378.24 × 82,594,076.80
  4. Step 4: Simplify right side
    152,210,466.40x = 17,348,834,478,146,808
  5. Step 5: Solve for x
    x = 17,348,834,478,146,808/152,210,466.40
  6. Step 6: Final answer
    x = 113,979,247.87

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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.