Home / 186,153,647.06-256,888,898.52-102,529,564.98

Finding the Fourth Proportional to 186,153,647.06, 256,888,898.52 and 102,529,564.98

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Solution

The fourth proportional to 186,153,647.06, 256,888,898.52 and 102,529,564.98 is: 141,489,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,153,647.06 : 256,888,898.52 = 102,529,564.98 : x
  2. Step 2: Convert to fraction form
    186,153,647.06/256,888,898.52 = 102,529,564.98/x
  3. Step 3: Cross multiply
    186,153,647.06x = 256,888,898.52 × 102,529,564.98
  4. Step 4: Simplify right side
    186,153,647.06x = 26,338,707,013,446,968
  5. Step 5: Solve for x
    x = 26,338,707,013,446,968/186,153,647.06
  6. Step 6: Final answer
    x = 141,489,073.30

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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.