Home / 1,559,010,284.64-2,151,160,750.80-889,649,716.32

Finding the Fourth Proportional to 1,559,010,284.64, 2,151,160,750.80 and 889,649,716.32

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Solution

The fourth proportional to 1,559,010,284.64, 2,151,160,750.80 and 889,649,716.32 is: 1,227,560,568.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,010,284.64 : 2,151,160,750.80 = 889,649,716.32 : x
  2. Step 2: Convert to fraction form
    1,559,010,284.64/2,151,160,750.80 = 889,649,716.32/x
  3. Step 3: Cross multiply
    1,559,010,284.64x = 2,151,160,750.80 × 889,649,716.32
  4. Step 4: Simplify right side
    1,559,010,284.64x = 1,913,779,551,707,938,560
  5. Step 5: Solve for x
    x = 1,913,779,551,707,938,560/1,559,010,284.64
  6. Step 6: Final answer
    x = 1,227,560,568.76

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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.