Home / 1,211,507,192.22-1,671,879,928.47-654,590,239.26

Finding the Fourth Proportional to 1,211,507,192.22, 1,671,879,928.47 and 654,590,239.26

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Solution

The fourth proportional to 1,211,507,192.22, 1,671,879,928.47 and 654,590,239.26 is: 903,334,531.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,507,192.22 : 1,671,879,928.47 = 654,590,239.26 : x
  2. Step 2: Convert to fraction form
    1,211,507,192.22/1,671,879,928.47 = 654,590,239.26/x
  3. Step 3: Cross multiply
    1,211,507,192.22x = 1,671,879,928.47 × 654,590,239.26
  4. Step 4: Simplify right side
    1,211,507,192.22x = 1,094,396,282,391,169,024
  5. Step 5: Solve for x
    x = 1,094,396,282,391,169,024/1,211,507,192.22
  6. Step 6: Final answer
    x = 903,334,531.91

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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.