Home / 1,081,835,985.83-1,622,216,632.23-344,809,987.43

Finding the Fourth Proportional to 1,081,835,985.83, 1,622,216,632.23 and 344,809,987.43

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Solution

The fourth proportional to 1,081,835,985.83, 1,622,216,632.23 and 344,809,987.43 is: 517,043,714.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,835,985.83 : 1,622,216,632.23 = 344,809,987.43 : x
  2. Step 2: Convert to fraction form
    1,081,835,985.83/1,622,216,632.23 = 344,809,987.43/x
  3. Step 3: Cross multiply
    1,081,835,985.83x = 1,622,216,632.23 × 344,809,987.43
  4. Step 4: Simplify right side
    1,081,835,985.83x = 559,356,496,559,852,160
  5. Step 5: Solve for x
    x = 559,356,496,559,852,160/1,081,835,985.83
  6. Step 6: Final answer
    x = 517,043,714.47

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Double scale
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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.