Home / 176,233,780.80-264,248,028-68,402,433.60

Finding the Fourth Proportional to 176,233,780.80, 264,248,028 and 68,402,433.60

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Solution

The fourth proportional to 176,233,780.80, 264,248,028 and 68,402,433.60 is: 102,563,811.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,233,780.80 : 264,248,028 = 68,402,433.60 : x
  2. Step 2: Convert to fraction form
    176,233,780.80/264,248,028 = 68,402,433.60/x
  3. Step 3: Cross multiply
    176,233,780.80x = 264,248,028 × 68,402,433.60
  4. Step 4: Simplify right side
    176,233,780.80x = 18,075,208,189,200,940
  5. Step 5: Solve for x
    x = 18,075,208,189,200,940/176,233,780.80
  6. Step 6: Final answer
    x = 102,563,811.02

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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.