Home / 196,158,219.40-294,237,329.10-165,547,217.80

Finding the Fourth Proportional to 196,158,219.40, 294,237,329.10 and 165,547,217.80

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Solution

The fourth proportional to 196,158,219.40, 294,237,329.10 and 165,547,217.80 is: 248,320,826.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,158,219.40 : 294,237,329.10 = 165,547,217.80 : x
  2. Step 2: Convert to fraction form
    196,158,219.40/294,237,329.10 = 165,547,217.80/x
  3. Step 3: Cross multiply
    196,158,219.40x = 294,237,329.10 × 165,547,217.80
  4. Step 4: Simplify right side
    196,158,219.40x = 48,710,171,205,407,984
  5. Step 5: Solve for x
    x = 48,710,171,205,407,984/196,158,219.40
  6. Step 6: Final answer
    x = 248,320,826.70

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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.