Home / 134,857,585.53-186,103,468.69-72,977,924.70

Finding the Fourth Proportional to 134,857,585.53, 186,103,468.69 and 72,977,924.70

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Solution

The fourth proportional to 134,857,585.53, 186,103,468.69 and 72,977,924.70 is: 100,709,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,857,585.53 : 186,103,468.69 = 72,977,924.70 : x
  2. Step 2: Convert to fraction form
    134,857,585.53/186,103,468.69 = 72,977,924.70/x
  3. Step 3: Cross multiply
    134,857,585.53x = 186,103,468.69 × 72,977,924.70
  4. Step 4: Simplify right side
    134,857,585.53x = 13,581,444,924,285,184
  5. Step 5: Solve for x
    x = 13,581,444,924,285,184/134,857,585.53
  6. Step 6: Final answer
    x = 100,709,536.44

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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.