Home / 70,860,542,157.52-106,290,915,534.72-28,937,407,836.20

Finding the Fourth Proportional to 70,860,542,157.52, 106,290,915,534.72 and 28,937,407,836.20

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Solution

The fourth proportional to 70,860,542,157.52, 106,290,915,534.72 and 28,937,407,836.20 is: 43,406,153,530.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,860,542,157.52 : 106,290,915,534.72 = 28,937,407,836.20 : x
  2. Step 2: Convert to fraction form
    70,860,542,157.52/106,290,915,534.72 = 28,937,407,836.20/x
  3. Step 3: Cross multiply
    70,860,542,157.52x = 106,290,915,534.72 × 28,937,407,836.20
  4. Step 4: Simplify right side
    70,860,542,157.52x = 3,075,783,572,111,278,735,360
  5. Step 5: Solve for x
    x = 3,075,783,572,111,278,735,360/70,860,542,157.52
  6. Step 6: Final answer
    x = 43,406,153,530.04

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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.