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Finding the Fourth Proportional to 216,736,074,143.40, 325,104,111,215.10 and 216,736,074,143.40

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Solution

The fourth proportional to 216,736,074,143.40, 325,104,111,215.10 and 216,736,074,143.40 is: 325,104,111,215.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,736,074,143.40 : 325,104,111,215.10 = 216,736,074,143.40 : x
  2. Step 2: Convert to fraction form
    216,736,074,143.40/325,104,111,215.10 = 216,736,074,143.40/x
  3. Step 3: Cross multiply
    216,736,074,143.40x = 325,104,111,215.10 × 216,736,074,143.40
  4. Step 4: Simplify right side
    216,736,074,143.40x = 70,461,788,752,640,064,094,208
  5. Step 5: Solve for x
    x = 70,461,788,752,640,064,094,208/216,736,074,143.40
  6. Step 6: Final answer
    x = 325,104,111,215.10

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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.