Home / 111,764,638,280.80-167,646,957,421.20-89,724,717,128.80

Finding the Fourth Proportional to 111,764,638,280.80, 167,646,957,421.20 and 89,724,717,128.80

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Solution

The fourth proportional to 111,764,638,280.80, 167,646,957,421.20 and 89,724,717,128.80 is: 134,587,075,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,764,638,280.80 : 167,646,957,421.20 = 89,724,717,128.80 : x
  2. Step 2: Convert to fraction form
    111,764,638,280.80/167,646,957,421.20 = 89,724,717,128.80/x
  3. Step 3: Cross multiply
    111,764,638,280.80x = 167,646,957,421.20 × 89,724,717,128.80
  4. Step 4: Simplify right side
    111,764,638,280.80x = 15,042,075,832,121,150,144,512
  5. Step 5: Solve for x
    x = 15,042,075,832,121,150,144,512/111,764,638,280.80
  6. Step 6: Final answer
    x = 134,587,075,693.20

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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.