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Finding the Fourth Proportional to 26,407,328,298.90, 39,610,992,448.35 and 26,407,328,298.90

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Solution

The fourth proportional to 26,407,328,298.90, 39,610,992,448.35 and 26,407,328,298.90 is: 39,610,992,448.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,407,328,298.90 : 39,610,992,448.35 = 26,407,328,298.90 : x
  2. Step 2: Convert to fraction form
    26,407,328,298.90/39,610,992,448.35 = 26,407,328,298.90/x
  3. Step 3: Cross multiply
    26,407,328,298.90x = 39,610,992,448.35 × 26,407,328,298.90
  4. Step 4: Simplify right side
    26,407,328,298.90x = 1,046,020,481,828,827,168,768
  5. Step 5: Solve for x
    x = 1,046,020,481,828,827,168,768/26,407,328,298.90
  6. Step 6: Final answer
    x = 39,610,992,448.35

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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.