Home / 196,455,686.40-294,116,659.20-173,780,870.40

Finding the Fourth Proportional to 196,455,686.40, 294,116,659.20 and 173,780,870.40

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Solution

The fourth proportional to 196,455,686.40, 294,116,659.20 and 173,780,870.40 is: 260,169,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,455,686.40 : 294,116,659.20 = 173,780,870.40 : x
  2. Step 2: Convert to fraction form
    196,455,686.40/294,116,659.20 = 173,780,870.40/x
  3. Step 3: Cross multiply
    196,455,686.40x = 294,116,659.20 × 173,780,870.40
  4. Step 4: Simplify right side
    196,455,686.40x = 51,111,849,034,916,168
  5. Step 5: Solve for x
    x = 51,111,849,034,916,168/196,455,686.40
  6. Step 6: Final answer
    x = 260,169,863.09

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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.