Home / 1,070,791,017.88-1,602,428,813.34-860,184,195.83

Finding the Fourth Proportional to 1,070,791,017.88, 1,602,428,813.34 and 860,184,195.83

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Solution

The fourth proportional to 1,070,791,017.88, 1,602,428,813.34 and 860,184,195.83 is: 1,287,257,660.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,791,017.88 : 1,602,428,813.34 = 860,184,195.83 : x
  2. Step 2: Convert to fraction form
    1,070,791,017.88/1,602,428,813.34 = 860,184,195.83/x
  3. Step 3: Cross multiply
    1,070,791,017.88x = 1,602,428,813.34 × 860,184,195.83
  4. Step 4: Simplify right side
    1,070,791,017.88x = 1,378,383,940,177,689,088
  5. Step 5: Solve for x
    x = 1,378,383,940,177,689,088/1,070,791,017.88
  6. Step 6: Final answer
    x = 1,287,257,660.14

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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.