Home / 21,328,222,717,766-29,432,446,720,154-12,549,452,207,584

Finding the Fourth Proportional to 21,328,222,717,766, 29,432,446,720,154 and 12,549,452,207,584

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Solution

The fourth proportional to 21,328,222,717,766, 29,432,446,720,154 and 12,549,452,207,584 is: 17,317,949,477,298.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,328,222,717,766 : 29,432,446,720,154 = 12,549,452,207,584 : x
  2. Step 2: Convert to fraction form
    21,328,222,717,766/29,432,446,720,154 = 12,549,452,207,584/x
  3. Step 3: Cross multiply
    21,328,222,717,766x = 29,432,446,720,154 × 12,549,452,207,584
  4. Step 4: Simplify right side
    21,328,222,717,766x = 369,361,083,466,835,065,267,290,112
  5. Step 5: Solve for x
    x = 369,361,083,466,835,065,267,290,112/21,328,222,717,766
  6. Step 6: Final answer
    x = 17,317,949,477,298.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.