Home / 190,973,019.46-285,888,561.99-116,963,767.66

Finding the Fourth Proportional to 190,973,019.46, 285,888,561.99 and 116,963,767.66

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Solution

The fourth proportional to 190,973,019.46, 285,888,561.99 and 116,963,767.66 is: 175,095,955.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,973,019.46 : 285,888,561.99 = 116,963,767.66 : x
  2. Step 2: Convert to fraction form
    190,973,019.46/285,888,561.99 = 116,963,767.66/x
  3. Step 3: Cross multiply
    190,973,019.46x = 285,888,561.99 × 116,963,767.66
  4. Step 4: Simplify right side
    190,973,019.46x = 33,438,603,341,249,868
  5. Step 5: Solve for x
    x = 33,438,603,341,249,868/190,973,019.46
  6. Step 6: Final answer
    x = 175,095,955.63

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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.