Home / 118,114,175.52-162,999,000.27-68,566,028.40

Finding the Fourth Proportional to 118,114,175.52, 162,999,000.27 and 68,566,028.40

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Solution

The fourth proportional to 118,114,175.52, 162,999,000.27 and 68,566,028.40 is: 94,621,953.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,114,175.52 : 162,999,000.27 = 68,566,028.40 : x
  2. Step 2: Convert to fraction form
    118,114,175.52/162,999,000.27 = 68,566,028.40/x
  3. Step 3: Cross multiply
    118,114,175.52x = 162,999,000.27 × 68,566,028.40
  4. Step 4: Simplify right side
    118,114,175.52x = 11,176,194,081,684,430
  5. Step 5: Solve for x
    x = 11,176,194,081,684,430/118,114,175.52
  6. Step 6: Final answer
    x = 94,621,953.99

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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.