Home / 1,218,030,315.52-1,827,438,947.06-563,410,758.39

Finding the Fourth Proportional to 1,218,030,315.52, 1,827,438,947.06 and 563,410,758.39

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Solution

The fourth proportional to 1,218,030,315.52, 1,827,438,947.06 and 563,410,758.39 is: 845,298,142.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,030,315.52 : 1,827,438,947.06 = 563,410,758.39 : x
  2. Step 2: Convert to fraction form
    1,218,030,315.52/1,827,438,947.06 = 563,410,758.39/x
  3. Step 3: Cross multiply
    1,218,030,315.52x = 1,827,438,947.06 × 563,410,758.39
  4. Step 4: Simplify right side
    1,218,030,315.52x = 1,029,598,763,074,497,664
  5. Step 5: Solve for x
    x = 1,029,598,763,074,497,664/1,218,030,315.52
  6. Step 6: Final answer
    x = 845,298,142.38

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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.