Home / 13,081,765,643.60-19,622,648,465.40-12,071,602,590.80

Finding the Fourth Proportional to 13,081,765,643.60, 19,622,648,465.40 and 12,071,602,590.80

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Solution

The fourth proportional to 13,081,765,643.60, 19,622,648,465.40 and 12,071,602,590.80 is: 18,107,403,886.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,081,765,643.60 : 19,622,648,465.40 = 12,071,602,590.80 : x
  2. Step 2: Convert to fraction form
    13,081,765,643.60/19,622,648,465.40 = 12,071,602,590.80/x
  3. Step 3: Cross multiply
    13,081,765,643.60x = 19,622,648,465.40 × 12,071,602,590.80
  4. Step 4: Simplify right side
    13,081,765,643.60x = 236,876,814,053,280,284,672
  5. Step 5: Solve for x
    x = 236,876,814,053,280,284,672/13,081,765,643.60
  6. Step 6: Final answer
    x = 18,107,403,886.20

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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.