Home / 218,554,726.56-301,593,681.36-120,763,284

Finding the Fourth Proportional to 218,554,726.56, 301,593,681.36 and 120,763,284

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Solution

The fourth proportional to 218,554,726.56, 301,593,681.36 and 120,763,284 is: 166,646,788.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,554,726.56 : 301,593,681.36 = 120,763,284 : x
  2. Step 2: Convert to fraction form
    218,554,726.56/301,593,681.36 = 120,763,284/x
  3. Step 3: Cross multiply
    218,554,726.56x = 301,593,681.36 × 120,763,284
  4. Step 4: Simplify right side
    218,554,726.56x = 36,421,443,394,683,184
  5. Step 5: Solve for x
    x = 36,421,443,394,683,184/218,554,726.56
  6. Step 6: Final answer
    x = 166,646,788.97

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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.