Home / 206,032,896,028.40-309,049,344,042.60-172,973,014,300.40

Finding the Fourth Proportional to 206,032,896,028.40, 309,049,344,042.60 and 172,973,014,300.40

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Solution

The fourth proportional to 206,032,896,028.40, 309,049,344,042.60 and 172,973,014,300.40 is: 259,459,521,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,032,896,028.40 : 309,049,344,042.60 = 172,973,014,300.40 : x
  2. Step 2: Convert to fraction form
    206,032,896,028.40/309,049,344,042.60 = 172,973,014,300.40/x
  3. Step 3: Cross multiply
    206,032,896,028.40x = 309,049,344,042.60 × 172,973,014,300.40
  4. Step 4: Simplify right side
    206,032,896,028.40x = 53,457,196,606,609,879,465,984
  5. Step 5: Solve for x
    x = 53,457,196,606,609,879,465,984/206,032,896,028.40
  6. Step 6: Final answer
    x = 259,459,521,450.60

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Double scale
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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.