Home / 5,038,860,003.20-7,558,290,004.80-1,767,639,881.60

Finding the Fourth Proportional to 5,038,860,003.20, 7,558,290,004.80 and 1,767,639,881.60

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Solution

The fourth proportional to 5,038,860,003.20, 7,558,290,004.80 and 1,767,639,881.60 is: 2,651,459,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038,860,003.20 : 7,558,290,004.80 = 1,767,639,881.60 : x
  2. Step 2: Convert to fraction form
    5,038,860,003.20/7,558,290,004.80 = 1,767,639,881.60/x
  3. Step 3: Cross multiply
    5,038,860,003.20x = 7,558,290,004.80 × 1,767,639,881.60
  4. Step 4: Simplify right side
    5,038,860,003.20x = 13,360,334,849,183,135,744
  5. Step 5: Solve for x
    x = 13,360,334,849,183,135,744/5,038,860,003.20
  6. Step 6: Final answer
    x = 2,651,459,822.40

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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.