Home / 1,209,177,745.56-1,812,923,337.86-535,766,566.94

Finding the Fourth Proportional to 1,209,177,745.56, 1,812,923,337.86 and 535,766,566.94

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Solution

The fourth proportional to 1,209,177,745.56, 1,812,923,337.86 and 535,766,566.94 is: 803,276,206.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,177,745.56 : 1,812,923,337.86 = 535,766,566.94 : x
  2. Step 2: Convert to fraction form
    1,209,177,745.56/1,812,923,337.86 = 535,766,566.94/x
  3. Step 3: Cross multiply
    1,209,177,745.56x = 1,812,923,337.86 × 535,766,566.94
  4. Step 4: Simplify right side
    1,209,177,745.56x = 971,303,712,850,657,920
  5. Step 5: Solve for x
    x = 971,303,712,850,657,920/1,209,177,745.56
  6. Step 6: Final answer
    x = 803,276,206.84

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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.