Home / 458,943,269.40-688,414,904.10-368,244,005.40

Finding the Fourth Proportional to 458,943,269.40, 688,414,904.10 and 368,244,005.40

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Solution

The fourth proportional to 458,943,269.40, 688,414,904.10 and 368,244,005.40 is: 552,366,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,943,269.40 : 688,414,904.10 = 368,244,005.40 : x
  2. Step 2: Convert to fraction form
    458,943,269.40/688,414,904.10 = 368,244,005.40/x
  3. Step 3: Cross multiply
    458,943,269.40x = 688,414,904.10 × 368,244,005.40
  4. Step 4: Simplify right side
    458,943,269.40x = 253,504,661,662,840,864
  5. Step 5: Solve for x
    x = 253,504,661,662,840,864/458,943,269.40
  6. Step 6: Final answer
    x = 552,366,008.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.