Home / 185,075,186.49-255,403,760.10-102,574,285.65

Finding the Fourth Proportional to 185,075,186.49, 255,403,760.10 and 102,574,285.65

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Solution

The fourth proportional to 185,075,186.49, 255,403,760.10 and 102,574,285.65 is: 141,552,515.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,075,186.49 : 255,403,760.10 = 102,574,285.65 : x
  2. Step 2: Convert to fraction form
    185,075,186.49/255,403,760.10 = 102,574,285.65/x
  3. Step 3: Cross multiply
    185,075,186.49x = 255,403,760.10 × 102,574,285.65
  4. Step 4: Simplify right side
    185,075,186.49x = 26,197,858,244,581,472
  5. Step 5: Solve for x
    x = 26,197,858,244,581,472/185,075,186.49
  6. Step 6: Final answer
    x = 141,552,515.72

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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.