Home / 1,208,357,398.08-1,812,536,599.56-543,594,950.79

Finding the Fourth Proportional to 1,208,357,398.08, 1,812,536,599.56 and 543,594,950.79

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Solution

The fourth proportional to 1,208,357,398.08, 1,812,536,599.56 and 543,594,950.79 is: 815,392,652.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,357,398.08 : 1,812,536,599.56 = 543,594,950.79 : x
  2. Step 2: Convert to fraction form
    1,208,357,398.08/1,812,536,599.56 = 543,594,950.79/x
  3. Step 3: Cross multiply
    1,208,357,398.08x = 1,812,536,599.56 × 543,594,950.79
  4. Step 4: Simplify right side
    1,208,357,398.08x = 985,285,743,639,719,808
  5. Step 5: Solve for x
    x = 985,285,743,639,719,808/1,208,357,398.08
  6. Step 6: Final answer
    x = 815,392,652.21

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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.