Home / 12,038,892,495.60-18,058,338,743.40-9,283,902,351.60

Finding the Fourth Proportional to 12,038,892,495.60, 18,058,338,743.40 and 9,283,902,351.60

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Solution

The fourth proportional to 12,038,892,495.60, 18,058,338,743.40 and 9,283,902,351.60 is: 13,925,853,527.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,038,892,495.60 : 18,058,338,743.40 = 9,283,902,351.60 : x
  2. Step 2: Convert to fraction form
    12,038,892,495.60/18,058,338,743.40 = 9,283,902,351.60/x
  3. Step 3: Cross multiply
    12,038,892,495.60x = 18,058,338,743.40 × 9,283,902,351.60
  4. Step 4: Simplify right side
    12,038,892,495.60x = 167,651,853,525,840,658,432
  5. Step 5: Solve for x
    x = 167,651,853,525,840,658,432/12,038,892,495.60
  6. Step 6: Final answer
    x = 13,925,853,527.40

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Double scale
Find fourth proportional to 12,038,892,496.60, 18,058,338,744.90 and 9,283,902,352.60
Similar ratio
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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.