Home / 1,906,749,607.52-2,860,178,080.80-526,564,121.60

Finding the Fourth Proportional to 1,906,749,607.52, 2,860,178,080.80 and 526,564,121.60

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Solution

The fourth proportional to 1,906,749,607.52, 2,860,178,080.80 and 526,564,121.60 is: 789,861,003.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,749,607.52 : 2,860,178,080.80 = 526,564,121.60 : x
  2. Step 2: Convert to fraction form
    1,906,749,607.52/2,860,178,080.80 = 526,564,121.60/x
  3. Step 3: Cross multiply
    1,906,749,607.52x = 2,860,178,080.80 × 526,564,121.60
  4. Step 4: Simplify right side
    1,906,749,607.52x = 1,506,067,158,736,026,112
  5. Step 5: Solve for x
    x = 1,506,067,158,736,026,112/1,906,749,607.52
  6. Step 6: Final answer
    x = 789,861,003.67

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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.