Home / 1,417,194,018.40-2,125,153,298.40-543,505,014.40

Finding the Fourth Proportional to 1,417,194,018.40, 2,125,153,298.40 and 543,505,014.40

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Solution

The fourth proportional to 1,417,194,018.40, 2,125,153,298.40 and 543,505,014.40 is: 815,012,947.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,194,018.40 : 2,125,153,298.40 = 543,505,014.40 : x
  2. Step 2: Convert to fraction form
    1,417,194,018.40/2,125,153,298.40 = 543,505,014.40/x
  3. Step 3: Cross multiply
    1,417,194,018.40x = 2,125,153,298.40 × 543,505,014.40
  4. Step 4: Simplify right side
    1,417,194,018.40x = 1,155,031,474,049,099,520
  5. Step 5: Solve for x
    x = 1,155,031,474,049,099,520/1,417,194,018.40
  6. Step 6: Final answer
    x = 815,012,947.45

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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.