Home / 1,048,528,791.72-1,447,004,486.80-572,245,240.24

Finding the Fourth Proportional to 1,048,528,791.72, 1,447,004,486.80 and 572,245,240.24

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Solution

The fourth proportional to 1,048,528,791.72, 1,447,004,486.80 and 572,245,240.24 is: 789,717,399.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,528,791.72 : 1,447,004,486.80 = 572,245,240.24 : x
  2. Step 2: Convert to fraction form
    1,048,528,791.72/1,447,004,486.80 = 572,245,240.24/x
  3. Step 3: Cross multiply
    1,048,528,791.72x = 1,447,004,486.80 × 572,245,240.24
  4. Step 4: Simplify right side
    1,048,528,791.72x = 828,041,430,177,223,936
  5. Step 5: Solve for x
    x = 828,041,430,177,223,936/1,048,528,791.72
  6. Step 6: Final answer
    x = 789,717,399.00

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Half scale
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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.