Home / 1,886,976,056.40-2,830,464,084.60-1,335,978,027.60

Finding the Fourth Proportional to 1,886,976,056.40, 2,830,464,084.60 and 1,335,978,027.60

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Solution

The fourth proportional to 1,886,976,056.40, 2,830,464,084.60 and 1,335,978,027.60 is: 2,003,967,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,976,056.40 : 2,830,464,084.60 = 1,335,978,027.60 : x
  2. Step 2: Convert to fraction form
    1,886,976,056.40/2,830,464,084.60 = 1,335,978,027.60/x
  3. Step 3: Cross multiply
    1,886,976,056.40x = 2,830,464,084.60 × 1,335,978,027.60
  4. Step 4: Simplify right side
    1,886,976,056.40x = 3,781,437,824,936,547,328
  5. Step 5: Solve for x
    x = 3,781,437,824,936,547,328/1,886,976,056.40
  6. Step 6: Final answer
    x = 2,003,967,041.40

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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.