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Finding the Fourth Proportional to 615,649,479.63, 849,597,101.19 and 333,392,407.62

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Solution

The fourth proportional to 615,649,479.63, 849,597,101.19 and 333,392,407.62 is: 460,081,966.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,649,479.63 : 849,597,101.19 = 333,392,407.62 : x
  2. Step 2: Convert to fraction form
    615,649,479.63/849,597,101.19 = 333,392,407.62/x
  3. Step 3: Cross multiply
    615,649,479.63x = 849,597,101.19 × 333,392,407.62
  4. Step 4: Simplify right side
    615,649,479.63x = 283,249,223,072,706,880
  5. Step 5: Solve for x
    x = 283,249,223,072,706,880/615,649,479.63
  6. Step 6: Final answer
    x = 460,081,966.19

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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.