Home / 181,920,555.22-251,075,969.85-115,819,938.22

Finding the Fourth Proportional to 181,920,555.22, 251,075,969.85 and 115,819,938.22

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Solution

The fourth proportional to 181,920,555.22, 251,075,969.85 and 115,819,938.22 is: 159,847,815.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,920,555.22 : 251,075,969.85 = 115,819,938.22 : x
  2. Step 2: Convert to fraction form
    181,920,555.22/251,075,969.85 = 115,819,938.22/x
  3. Step 3: Cross multiply
    181,920,555.22x = 251,075,969.85 × 115,819,938.22
  4. Step 4: Simplify right side
    181,920,555.22x = 29,079,603,316,553,580
  5. Step 5: Solve for x
    x = 29,079,603,316,553,580/181,920,555.22
  6. Step 6: Final answer
    x = 159,847,815.34

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1.5x scale

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.