Home / 196,687,742.19-294,886,165.89-118,947,363.14

Finding the Fourth Proportional to 196,687,742.19, 294,886,165.89 and 118,947,363.14

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Solution

The fourth proportional to 196,687,742.19, 294,886,165.89 and 118,947,363.14 is: 178,333,085.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,687,742.19 : 294,886,165.89 = 118,947,363.14 : x
  2. Step 2: Convert to fraction form
    196,687,742.19/294,886,165.89 = 118,947,363.14/x
  3. Step 3: Cross multiply
    196,687,742.19x = 294,886,165.89 × 118,947,363.14
  4. Step 4: Simplify right side
    196,687,742.19x = 35,075,931,859,080,108
  5. Step 5: Solve for x
    x = 35,075,931,859,080,108/196,687,742.19
  6. Step 6: Final answer
    x = 178,333,085.06

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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.