Home / 2,659,392,007.20-3,989,088,010.80-2,516,540,666.40

Finding the Fourth Proportional to 2,659,392,007.20, 3,989,088,010.80 and 2,516,540,666.40

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Solution

The fourth proportional to 2,659,392,007.20, 3,989,088,010.80 and 2,516,540,666.40 is: 3,774,810,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,392,007.20 : 3,989,088,010.80 = 2,516,540,666.40 : x
  2. Step 2: Convert to fraction form
    2,659,392,007.20/3,989,088,010.80 = 2,516,540,666.40/x
  3. Step 3: Cross multiply
    2,659,392,007.20x = 3,989,088,010.80 × 2,516,540,666.40
  4. Step 4: Simplify right side
    2,659,392,007.20x = 10,038,702,201,026,883,584
  5. Step 5: Solve for x
    x = 10,038,702,201,026,883,584/2,659,392,007.20
  6. Step 6: Final answer
    x = 3,774,810,999.60

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1.5x scale

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.