Home / 196,948,483.40-271,826,462.86-129,849,628.52

Finding the Fourth Proportional to 196,948,483.40, 271,826,462.86 and 129,849,628.52

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Solution

The fourth proportional to 196,948,483.40, 271,826,462.86 and 129,849,628.52 is: 179,217,248.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,948,483.40 : 271,826,462.86 = 129,849,628.52 : x
  2. Step 2: Convert to fraction form
    196,948,483.40/271,826,462.86 = 129,849,628.52/x
  3. Step 3: Cross multiply
    196,948,483.40x = 271,826,462.86 × 129,849,628.52
  4. Step 4: Simplify right side
    196,948,483.40x = 35,296,565,224,276,576
  5. Step 5: Solve for x
    x = 35,296,565,224,276,576/196,948,483.40
  6. Step 6: Final answer
    x = 179,217,248.16

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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.