Home / 286,743,075.30-395,562,193.47-181,027,509.66

Finding the Fourth Proportional to 286,743,075.30, 395,562,193.47 and 181,027,509.66

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Solution

The fourth proportional to 286,743,075.30, 395,562,193.47 and 181,027,509.66 is: 249,727,526.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,743,075.30 : 395,562,193.47 = 181,027,509.66 : x
  2. Step 2: Convert to fraction form
    286,743,075.30/395,562,193.47 = 181,027,509.66/x
  3. Step 3: Cross multiply
    286,743,075.30x = 395,562,193.47 × 181,027,509.66
  4. Step 4: Simplify right side
    286,743,075.30x = 71,607,638,799,521,216
  5. Step 5: Solve for x
    x = 71,607,638,799,521,216/286,743,075.30
  6. Step 6: Final answer
    x = 249,727,526.03

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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.