Home / 1,833,290,401.12-2,750,132,394.48-784,137,566.32

Finding the Fourth Proportional to 1,833,290,401.12, 2,750,132,394.48 and 784,137,566.32

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Solution

The fourth proportional to 1,833,290,401.12, 2,750,132,394.48 and 784,137,566.32 is: 1,176,290,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,290,401.12 : 2,750,132,394.48 = 784,137,566.32 : x
  2. Step 2: Convert to fraction form
    1,833,290,401.12/2,750,132,394.48 = 784,137,566.32/x
  3. Step 3: Cross multiply
    1,833,290,401.12x = 2,750,132,394.48 × 784,137,566.32
  4. Step 4: Simplify right side
    1,833,290,401.12x = 2,156,482,122,865,341,440
  5. Step 5: Solve for x
    x = 2,156,482,122,865,341,440/1,833,290,401.12
  6. Step 6: Final answer
    x = 1,176,290,521.98

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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.