Home / 206,032,896,031.40-309,049,344,047.10-172,973,014,303.40

Finding the Fourth Proportional to 206,032,896,031.40, 309,049,344,047.10 and 172,973,014,303.40

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Solution

The fourth proportional to 206,032,896,031.40, 309,049,344,047.10 and 172,973,014,303.40 is: 259,459,521,455.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,032,896,031.40 : 309,049,344,047.10 = 172,973,014,303.40 : x
  2. Step 2: Convert to fraction form
    206,032,896,031.40/309,049,344,047.10 = 172,973,014,303.40/x
  3. Step 3: Cross multiply
    206,032,896,031.40x = 309,049,344,047.10 × 172,973,014,303.40
  4. Step 4: Simplify right side
    206,032,896,031.40x = 53,457,196,608,315,409,301,504
  5. Step 5: Solve for x
    x = 53,457,196,608,315,409,301,504/206,032,896,031.40
  6. Step 6: Final answer
    x = 259,459,521,455.10

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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.