Home / 1,512,032,088.80-2,268,048,133.20-476,997,597.20

Finding the Fourth Proportional to 1,512,032,088.80, 2,268,048,133.20 and 476,997,597.20

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Solution

The fourth proportional to 1,512,032,088.80, 2,268,048,133.20 and 476,997,597.20 is: 715,496,395.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,032,088.80 : 2,268,048,133.20 = 476,997,597.20 : x
  2. Step 2: Convert to fraction form
    1,512,032,088.80/2,268,048,133.20 = 476,997,597.20/x
  3. Step 3: Cross multiply
    1,512,032,088.80x = 2,268,048,133.20 × 476,997,597.20
  4. Step 4: Simplify right side
    1,512,032,088.80x = 1,081,853,509,870,345,472
  5. Step 5: Solve for x
    x = 1,081,853,509,870,345,472/1,512,032,088.80
  6. Step 6: Final answer
    x = 715,496,395.80

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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.