Home / 2,073,276,256.60-3,109,914,384.90-1,298,435,278.60

Finding the Fourth Proportional to 2,073,276,256.60, 3,109,914,384.90 and 1,298,435,278.60

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Solution

The fourth proportional to 2,073,276,256.60, 3,109,914,384.90 and 1,298,435,278.60 is: 1,947,652,917.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073,276,256.60 : 3,109,914,384.90 = 1,298,435,278.60 : x
  2. Step 2: Convert to fraction form
    2,073,276,256.60/3,109,914,384.90 = 1,298,435,278.60/x
  3. Step 3: Cross multiply
    2,073,276,256.60x = 3,109,914,384.90 × 1,298,435,278.60
  4. Step 4: Simplify right side
    2,073,276,256.60x = 4,038,022,550,779,779,072
  5. Step 5: Solve for x
    x = 4,038,022,550,779,779,072/2,073,276,256.60
  6. Step 6: Final answer
    x = 1,947,652,917.90

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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.