Home / 7,768,272,003.80-11,652,408,005.70-7,713,852,445.40

Finding the Fourth Proportional to 7,768,272,003.80, 11,652,408,005.70 and 7,713,852,445.40

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Solution

The fourth proportional to 7,768,272,003.80, 11,652,408,005.70 and 7,713,852,445.40 is: 11,570,778,668.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,768,272,003.80 : 11,652,408,005.70 = 7,713,852,445.40 : x
  2. Step 2: Convert to fraction form
    7,768,272,003.80/11,652,408,005.70 = 7,713,852,445.40/x
  3. Step 3: Cross multiply
    7,768,272,003.80x = 11,652,408,005.70 × 7,713,852,445.40
  4. Step 4: Simplify right side
    7,768,272,003.80x = 89,884,955,989,567,488,000
  5. Step 5: Solve for x
    x = 89,884,955,989,567,488,000/7,768,272,003.80
  6. Step 6: Final answer
    x = 11,570,778,668.10

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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.