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Finding the Fourth Proportional to 615,857,303.84, 849,887,160.12 and 333,599,744.66

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Solution

The fourth proportional to 615,857,303.84, 849,887,160.12 and 333,599,744.66 is: 460,369,858.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,857,303.84 : 849,887,160.12 = 333,599,744.66 : x
  2. Step 2: Convert to fraction form
    615,857,303.84/849,887,160.12 = 333,599,744.66/x
  3. Step 3: Cross multiply
    615,857,303.84x = 849,887,160.12 × 333,599,744.66
  4. Step 4: Simplify right side
    615,857,303.84x = 283,522,139,601,595,072
  5. Step 5: Solve for x
    x = 283,522,139,601,595,072/615,857,303.84
  6. Step 6: Final answer
    x = 460,369,858.14

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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.