Home / 31,046,976,576.90-46,570,464,865.35-12,405,254,516.10

Finding the Fourth Proportional to 31,046,976,576.90, 46,570,464,865.35 and 12,405,254,516.10

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Solution

The fourth proportional to 31,046,976,576.90, 46,570,464,865.35 and 12,405,254,516.10 is: 18,607,881,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,046,976,576.90 : 46,570,464,865.35 = 12,405,254,516.10 : x
  2. Step 2: Convert to fraction form
    31,046,976,576.90/46,570,464,865.35 = 12,405,254,516.10/x
  3. Step 3: Cross multiply
    31,046,976,576.90x = 46,570,464,865.35 × 12,405,254,516.10
  4. Step 4: Simplify right side
    31,046,976,576.90x = 577,718,469,587,759,464,448
  5. Step 5: Solve for x
    x = 577,718,469,587,759,464,448/31,046,976,576.90
  6. Step 6: Final answer
    x = 18,607,881,774.15

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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.