Home / 15,354,891,531,657-21,189,745,199,180-8,417,980,817,705.60

Finding the Fourth Proportional to 15,354,891,531,657, 21,189,745,199,180 and 8,417,980,817,705.60

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Solution

The fourth proportional to 15,354,891,531,657, 21,189,745,199,180 and 8,417,980,817,705.60 is: 11,616,810,724,518.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,354,891,531,657 : 21,189,745,199,180 = 8,417,980,817,705.60 : x
  2. Step 2: Convert to fraction form
    15,354,891,531,657/21,189,745,199,180 = 8,417,980,817,705.60/x
  3. Step 3: Cross multiply
    15,354,891,531,657x = 21,189,745,199,180 × 8,417,980,817,705.60
  4. Step 4: Simplify right side
    15,354,891,531,657x = 178,374,868,618,766,554,924,843,008
  5. Step 5: Solve for x
    x = 178,374,868,618,766,554,924,843,008/15,354,891,531,657
  6. Step 6: Final answer
    x = 11,616,810,724,518.19

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Double scale
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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.