Home / 1,149,670,390.58-1,724,480,686.88-320,601,911.06

Finding the Fourth Proportional to 1,149,670,390.58, 1,724,480,686.88 and 320,601,911.06

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Solution

The fourth proportional to 1,149,670,390.58, 1,724,480,686.88 and 320,601,911.06 is: 480,895,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,670,390.58 : 1,724,480,686.88 = 320,601,911.06 : x
  2. Step 2: Convert to fraction form
    1,149,670,390.58/1,724,480,686.88 = 320,601,911.06/x
  3. Step 3: Cross multiply
    1,149,670,390.58x = 1,724,480,686.88 × 320,601,911.06
  4. Step 4: Simplify right side
    1,149,670,390.58x = 552,871,803,799,789,504
  5. Step 5: Solve for x
    x = 552,871,803,799,789,504/1,149,670,390.58
  6. Step 6: Final answer
    x = 480,895,923.15

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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.