Home / 1,737,921,657.20-2,609,905,794.60-921,628,281.20

Finding the Fourth Proportional to 1,737,921,657.20, 2,609,905,794.60 and 921,628,281.20

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Solution

The fourth proportional to 1,737,921,657.20, 2,609,905,794.60 and 921,628,281.20 is: 1,384,045,697.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737,921,657.20 : 2,609,905,794.60 = 921,628,281.20 : x
  2. Step 2: Convert to fraction form
    1,737,921,657.20/2,609,905,794.60 = 921,628,281.20/x
  3. Step 3: Cross multiply
    1,737,921,657.20x = 2,609,905,794.60 × 921,628,281.20
  4. Step 4: Simplify right side
    1,737,921,657.20x = 2,405,362,991,571,118,080
  5. Step 5: Solve for x
    x = 2,405,362,991,571,118,080/1,737,921,657.20
  6. Step 6: Final answer
    x = 1,384,045,697.12

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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.