Home / 70,860,542,149.52-106,290,915,522.71-28,937,407,828.19

Finding the Fourth Proportional to 70,860,542,149.52, 106,290,915,522.71 and 28,937,407,828.19

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Solution

The fourth proportional to 70,860,542,149.52, 106,290,915,522.71 and 28,937,407,828.19 is: 43,406,153,518.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,860,542,149.52 : 106,290,915,522.71 = 28,937,407,828.19 : x
  2. Step 2: Convert to fraction form
    70,860,542,149.52/106,290,915,522.71 = 28,937,407,828.19/x
  3. Step 3: Cross multiply
    70,860,542,149.52x = 106,290,915,522.71 × 28,937,407,828.19
  4. Step 4: Simplify right side
    70,860,542,149.52x = 3,075,783,570,912,350,568,448
  5. Step 5: Solve for x
    x = 3,075,783,570,912,350,568,448/70,860,542,149.52
  6. Step 6: Final answer
    x = 43,406,153,518.03

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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.