Home / 2,980,382,666.40-4,470,573,999.60-2,932,009,725.60

Finding the Fourth Proportional to 2,980,382,666.40, 4,470,573,999.60 and 2,932,009,725.60

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Solution

The fourth proportional to 2,980,382,666.40, 4,470,573,999.60 and 2,932,009,725.60 is: 4,398,014,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,382,666.40 : 4,470,573,999.60 = 2,932,009,725.60 : x
  2. Step 2: Convert to fraction form
    2,980,382,666.40/4,470,573,999.60 = 2,932,009,725.60/x
  3. Step 3: Cross multiply
    2,980,382,666.40x = 4,470,573,999.60 × 2,932,009,725.60
  4. Step 4: Simplify right side
    2,980,382,666.40x = 13,107,766,445,841,690,624
  5. Step 5: Solve for x
    x = 13,107,766,445,841,690,624/2,980,382,666.40
  6. Step 6: Final answer
    x = 4,398,014,588.40

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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.