Home / 384,887,952.65-531,583,788.52-260,913,396.17

Finding the Fourth Proportional to 384,887,952.65, 531,583,788.52 and 260,913,396.17

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Solution

The fourth proportional to 384,887,952.65, 531,583,788.52 and 260,913,396.17 is: 360,357,685.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,887,952.65 : 531,583,788.52 = 260,913,396.17 : x
  2. Step 2: Convert to fraction form
    384,887,952.65/531,583,788.52 = 260,913,396.17/x
  3. Step 3: Cross multiply
    384,887,952.65x = 531,583,788.52 × 260,913,396.17
  4. Step 4: Simplify right side
    384,887,952.65x = 138,697,331,613,323,376
  5. Step 5: Solve for x
    x = 138,697,331,613,323,376/384,887,952.65
  6. Step 6: Final answer
    x = 360,357,685.03

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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.