Home / 1,036,888,272.17-1,555,333,982.89-423,472,497.92

Finding the Fourth Proportional to 1,036,888,272.17, 1,555,333,982.89 and 423,472,497.92

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Solution

The fourth proportional to 1,036,888,272.17, 1,555,333,982.89 and 423,472,497.92 is: 635,209,389.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,888,272.17 : 1,555,333,982.89 = 423,472,497.92 : x
  2. Step 2: Convert to fraction form
    1,036,888,272.17/1,555,333,982.89 = 423,472,497.92/x
  3. Step 3: Cross multiply
    1,036,888,272.17x = 1,555,333,982.89 × 423,472,497.92
  4. Step 4: Simplify right side
    1,036,888,272.17x = 658,641,166,834,290,944
  5. Step 5: Solve for x
    x = 658,641,166,834,290,944/1,036,888,272.17
  6. Step 6: Final answer
    x = 635,209,389.97

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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.