Home / 218,177,744.09-301,091,645.21-119,064,875.47

Finding the Fourth Proportional to 218,177,744.09, 301,091,645.21 and 119,064,875.47

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Solution

The fourth proportional to 218,177,744.09, 301,091,645.21 and 119,064,875.47 is: 164,312,998.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,177,744.09 : 301,091,645.21 = 119,064,875.47 : x
  2. Step 2: Convert to fraction form
    218,177,744.09/301,091,645.21 = 119,064,875.47/x
  3. Step 3: Cross multiply
    218,177,744.09x = 301,091,645.21 × 119,064,875.47
  4. Step 4: Simplify right side
    218,177,744.09x = 35,849,439,240,638,016
  5. Step 5: Solve for x
    x = 35,849,439,240,638,016/218,177,744.09
  6. Step 6: Final answer
    x = 164,312,998.06

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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.