Home / 7,641,141,280.29-11,466,947,469.51-2,666,863,134.82

Finding the Fourth Proportional to 7,641,141,280.29, 11,466,947,469.51 and 2,666,863,134.82

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Solution

The fourth proportional to 7,641,141,280.29, 11,466,947,469.51 and 2,666,863,134.82 is: 4,002,121,980.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,641,141,280.29 : 11,466,947,469.51 = 2,666,863,134.82 : x
  2. Step 2: Convert to fraction form
    7,641,141,280.29/11,466,947,469.51 = 2,666,863,134.82/x
  3. Step 3: Cross multiply
    7,641,141,280.29x = 11,466,947,469.51 × 2,666,863,134.82
  4. Step 4: Simplify right side
    7,641,141,280.29x = 30,580,779,475,303,251,968
  5. Step 5: Solve for x
    x = 30,580,779,475,303,251,968/7,641,141,280.29
  6. Step 6: Final answer
    x = 4,002,121,980.67

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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.