Home / 231,647,455.24-347,513,899.98-76,210,011.40

Finding the Fourth Proportional to 231,647,455.24, 347,513,899.98 and 76,210,011.40

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Solution

The fourth proportional to 231,647,455.24, 347,513,899.98 and 76,210,011.40 is: 114,329,070.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,647,455.24 : 347,513,899.98 = 76,210,011.40 : x
  2. Step 2: Convert to fraction form
    231,647,455.24/347,513,899.98 = 76,210,011.40/x
  3. Step 3: Cross multiply
    231,647,455.24x = 347,513,899.98 × 76,210,011.40
  4. Step 4: Simplify right side
    231,647,455.24x = 26,484,038,279,134,264
  5. Step 5: Solve for x
    x = 26,484,038,279,134,264/231,647,455.24
  6. Step 6: Final answer
    x = 114,329,070.66

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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.