Home / 169,205,756.14-253,809,510.05-77,025,028.51

Finding the Fourth Proportional to 169,205,756.14, 253,809,510.05 and 77,025,028.51

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Solution

The fourth proportional to 169,205,756.14, 253,809,510.05 and 77,025,028.51 is: 115,537,941.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,205,756.14 : 253,809,510.05 = 77,025,028.51 : x
  2. Step 2: Convert to fraction form
    169,205,756.14/253,809,510.05 = 77,025,028.51/x
  3. Step 3: Cross multiply
    169,205,756.14x = 253,809,510.05 × 77,025,028.51
  4. Step 4: Simplify right side
    169,205,756.14x = 19,549,684,747,710,384
  5. Step 5: Solve for x
    x = 19,549,684,747,710,384/169,205,756.14
  6. Step 6: Final answer
    x = 115,537,941.46

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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.