Home / 891,097,307.55-1,336,645,961.33-814,506,817.95

Finding the Fourth Proportional to 891,097,307.55, 1,336,645,961.33 and 814,506,817.95

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Solution

The fourth proportional to 891,097,307.55, 1,336,645,961.33 and 814,506,817.95 is: 1,221,760,226.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,097,307.55 : 1,336,645,961.33 = 814,506,817.95 : x
  2. Step 2: Convert to fraction form
    891,097,307.55/1,336,645,961.33 = 814,506,817.95/x
  3. Step 3: Cross multiply
    891,097,307.55x = 1,336,645,961.33 × 814,506,817.95
  4. Step 4: Simplify right side
    891,097,307.55x = 1,088,707,248,684,544,640
  5. Step 5: Solve for x
    x = 1,088,707,248,684,544,640/891,097,307.55
  6. Step 6: Final answer
    x = 1,221,760,226.93

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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.