Home / 1,360,310,944.48-1,877,026,633.41-765,559,959.02

Finding the Fourth Proportional to 1,360,310,944.48, 1,877,026,633.41 and 765,559,959.02

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Solution

The fourth proportional to 1,360,310,944.48, 1,877,026,633.41 and 765,559,959.02 is: 1,056,358,796.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,310,944.48 : 1,877,026,633.41 = 765,559,959.02 : x
  2. Step 2: Convert to fraction form
    1,360,310,944.48/1,877,026,633.41 = 765,559,959.02/x
  3. Step 3: Cross multiply
    1,360,310,944.48x = 1,877,026,633.41 × 765,559,959.02
  4. Step 4: Simplify right side
    1,360,310,944.48x = 1,436,976,432,553,370,880
  5. Step 5: Solve for x
    x = 1,436,976,432,553,370,880/1,360,310,944.48
  6. Step 6: Final answer
    x = 1,056,358,796.78

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Double scale
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1.5x scale

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.