Home / 145,582,541.24-218,482,268.50-106,821,155.48

Finding the Fourth Proportional to 145,582,541.24, 218,482,268.50 and 106,821,155.48

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Solution

The fourth proportional to 145,582,541.24, 218,482,268.50 and 106,821,155.48 is: 160,311,313.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,582,541.24 : 218,482,268.50 = 106,821,155.48 : x
  2. Step 2: Convert to fraction form
    145,582,541.24/218,482,268.50 = 106,821,155.48/x
  3. Step 3: Cross multiply
    145,582,541.24x = 218,482,268.50 × 106,821,155.48
  4. Step 4: Simplify right side
    145,582,541.24x = 23,338,528,373,061,608
  5. Step 5: Solve for x
    x = 23,338,528,373,061,608/145,582,541.24
  6. Step 6: Final answer
    x = 160,311,313.25

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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.