Home / 2,126,599,477.60-3,189,899,216.40-1,252,303,362.40

Finding the Fourth Proportional to 2,126,599,477.60, 3,189,899,216.40 and 1,252,303,362.40

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Solution

The fourth proportional to 2,126,599,477.60, 3,189,899,216.40 and 1,252,303,362.40 is: 1,878,455,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,599,477.60 : 3,189,899,216.40 = 1,252,303,362.40 : x
  2. Step 2: Convert to fraction form
    2,126,599,477.60/3,189,899,216.40 = 1,252,303,362.40/x
  3. Step 3: Cross multiply
    2,126,599,477.60x = 3,189,899,216.40 × 1,252,303,362.40
  4. Step 4: Simplify right side
    2,126,599,477.60x = 3,994,721,514,414,845,440
  5. Step 5: Solve for x
    x = 3,994,721,514,414,845,440/2,126,599,477.60
  6. Step 6: Final answer
    x = 1,878,455,043.60

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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.