Home / 1,657,448,989.60-2,287,279,247.76-914,892,860.32

Finding the Fourth Proportional to 1,657,448,989.60, 2,287,279,247.76 and 914,892,860.32

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Solution

The fourth proportional to 1,657,448,989.60, 2,287,279,247.76 and 914,892,860.32 is: 1,262,551,949.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,448,989.60 : 2,287,279,247.76 = 914,892,860.32 : x
  2. Step 2: Convert to fraction form
    1,657,448,989.60/2,287,279,247.76 = 914,892,860.32/x
  3. Step 3: Cross multiply
    1,657,448,989.60x = 2,287,279,247.76 × 914,892,860.32
  4. Step 4: Simplify right side
    1,657,448,989.60x = 2,092,615,453,333,724,672
  5. Step 5: Solve for x
    x = 2,092,615,453,333,724,672/1,657,448,989.60
  6. Step 6: Final answer
    x = 1,262,551,949.69

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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.