Home / 21,352,155,070.56-29,464,847,828.22-12,194,883,626.58

Finding the Fourth Proportional to 21,352,155,070.56, 29,464,847,828.22 and 12,194,883,626.58

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Solution

The fourth proportional to 21,352,155,070.56, 29,464,847,828.22 and 12,194,883,626.58 is: 16,828,296,214.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,155,070.56 : 29,464,847,828.22 = 12,194,883,626.58 : x
  2. Step 2: Convert to fraction form
    21,352,155,070.56/29,464,847,828.22 = 12,194,883,626.58/x
  3. Step 3: Cross multiply
    21,352,155,070.56x = 29,464,847,828.22 × 12,194,883,626.58
  4. Step 4: Simplify right side
    21,352,155,070.56x = 359,320,390,340,031,348,736
  5. Step 5: Solve for x
    x = 359,320,390,340,031,348,736/21,352,155,070.56
  6. Step 6: Final answer
    x = 16,828,296,214.25

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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.