Home / 188,306,730,941.56-259,855,803,787.98-111,169,418,015.56

Finding the Fourth Proportional to 188,306,730,941.56, 259,855,803,787.98 and 111,169,418,015.56

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Solution

The fourth proportional to 188,306,730,941.56, 259,855,803,787.98 and 111,169,418,015.56 is: 153,409,378,043.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,306,730,941.56 : 259,855,803,787.98 = 111,169,418,015.56 : x
  2. Step 2: Convert to fraction form
    188,306,730,941.56/259,855,803,787.98 = 111,169,418,015.56/x
  3. Step 3: Cross multiply
    188,306,730,941.56x = 259,855,803,787.98 × 111,169,418,015.56
  4. Step 4: Simplify right side
    188,306,730,941.56x = 28,888,018,475,075,290,267,648
  5. Step 5: Solve for x
    x = 28,888,018,475,075,290,267,648/188,306,730,941.56
  6. Step 6: Final answer
    x = 153,409,378,043.11

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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.