Home / 13,280,127,713.70-19,920,191,570.55-3,465,475,325.70

Finding the Fourth Proportional to 13,280,127,713.70, 19,920,191,570.55 and 3,465,475,325.70

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Solution

The fourth proportional to 13,280,127,713.70, 19,920,191,570.55 and 3,465,475,325.70 is: 5,198,212,988.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280,127,713.70 : 19,920,191,570.55 = 3,465,475,325.70 : x
  2. Step 2: Convert to fraction form
    13,280,127,713.70/19,920,191,570.55 = 3,465,475,325.70/x
  3. Step 3: Cross multiply
    13,280,127,713.70x = 19,920,191,570.55 × 3,465,475,325.70
  4. Step 4: Simplify right side
    13,280,127,713.70x = 69,032,932,370,958,147,584
  5. Step 5: Solve for x
    x = 69,032,932,370,958,147,584/13,280,127,713.70
  6. Step 6: Final answer
    x = 5,198,212,988.55

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1.5x scale

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.