Home / 152,628,167.70-228,606,328.35-91,938,042.90

Finding the Fourth Proportional to 152,628,167.70, 228,606,328.35 and 91,938,042.90

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Solution

The fourth proportional to 152,628,167.70, 228,606,328.35 and 91,938,042.90 is: 137,704,715.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,628,167.70 : 228,606,328.35 = 91,938,042.90 : x
  2. Step 2: Convert to fraction form
    152,628,167.70/228,606,328.35 = 91,938,042.90/x
  3. Step 3: Cross multiply
    152,628,167.70x = 228,606,328.35 × 91,938,042.90
  4. Step 4: Simplify right side
    152,628,167.70x = 21,017,618,423,053,788
  5. Step 5: Solve for x
    x = 21,017,618,423,053,788/152,628,167.70
  6. Step 6: Final answer
    x = 137,704,715.58

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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.