Home / 1,833,290,398.62-2,750,132,390.74-784,137,563.82

Finding the Fourth Proportional to 1,833,290,398.62, 2,750,132,390.74 and 784,137,563.82

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Solution

The fourth proportional to 1,833,290,398.62, 2,750,132,390.74 and 784,137,563.82 is: 1,176,290,518.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,290,398.62 : 2,750,132,390.74 = 784,137,563.82 : x
  2. Step 2: Convert to fraction form
    1,833,290,398.62/2,750,132,390.74 = 784,137,563.82/x
  3. Step 3: Cross multiply
    1,833,290,398.62x = 2,750,132,390.74 × 784,137,563.82
  4. Step 4: Simplify right side
    1,833,290,398.62x = 2,156,482,113,057,335,808
  5. Step 5: Solve for x
    x = 2,156,482,113,057,335,808/1,833,290,398.62
  6. Step 6: Final answer
    x = 1,176,290,518.23

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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.