Home / 322,601,038,051.80-483,901,557,077.70-278,484,916,042.20

Finding the Fourth Proportional to 322,601,038,051.80, 483,901,557,077.70 and 278,484,916,042.20

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Solution

The fourth proportional to 322,601,038,051.80, 483,901,557,077.70 and 278,484,916,042.20 is: 417,727,374,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,601,038,051.80 : 483,901,557,077.70 = 278,484,916,042.20 : x
  2. Step 2: Convert to fraction form
    322,601,038,051.80/483,901,557,077.70 = 278,484,916,042.20/x
  3. Step 3: Cross multiply
    322,601,038,051.80x = 483,901,557,077.70 × 278,484,916,042.20
  4. Step 4: Simplify right side
    322,601,038,051.80x = 134,759,284,495,473,140,826,112
  5. Step 5: Solve for x
    x = 134,759,284,495,473,140,826,112/322,601,038,051.80
  6. Step 6: Final answer
    x = 417,727,374,063.30

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1.5x scale

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.