Home / 9,681,443,150.37-13,360,038,820.52-5,394,434,968.23

Finding the Fourth Proportional to 9,681,443,150.37, 13,360,038,820.52 and 5,394,434,968.23

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Solution

The fourth proportional to 9,681,443,150.37, 13,360,038,820.52 and 5,394,434,968.23 is: 7,444,123,719.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,681,443,150.37 : 13,360,038,820.52 = 5,394,434,968.23 : x
  2. Step 2: Convert to fraction form
    9,681,443,150.37/13,360,038,820.52 = 5,394,434,968.23/x
  3. Step 3: Cross multiply
    9,681,443,150.37x = 13,360,038,820.52 × 5,394,434,968.23
  4. Step 4: Simplify right side
    9,681,443,150.37x = 72,069,860,590,296,391,680
  5. Step 5: Solve for x
    x = 72,069,860,590,296,391,680/9,681,443,150.37
  6. Step 6: Final answer
    x = 7,444,123,719.05

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Double scale
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1.5x scale

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.