Home / 1,149,700,674.90-1,724,551,012.35-331,839,657.30

Finding the Fourth Proportional to 1,149,700,674.90, 1,724,551,012.35 and 331,839,657.30

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Solution

The fourth proportional to 1,149,700,674.90, 1,724,551,012.35 and 331,839,657.30 is: 497,759,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,700,674.90 : 1,724,551,012.35 = 331,839,657.30 : x
  2. Step 2: Convert to fraction form
    1,149,700,674.90/1,724,551,012.35 = 331,839,657.30/x
  3. Step 3: Cross multiply
    1,149,700,674.90x = 1,724,551,012.35 × 331,839,657.30
  4. Step 4: Simplify right side
    1,149,700,674.90x = 572,274,416,934,592,064
  5. Step 5: Solve for x
    x = 572,274,416,934,592,064/1,149,700,674.90
  6. Step 6: Final answer
    x = 497,759,485.95

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Double scale
Find fourth proportional to 1,149,700,675.90, 1,724,551,013.85 and 331,839,658.30
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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.