Home / 358,574,886.96-494,828,314.03-199,811,701.50

Finding the Fourth Proportional to 358,574,886.96, 494,828,314.03 and 199,811,701.50

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Solution

The fourth proportional to 358,574,886.96, 494,828,314.03 and 199,811,701.50 is: 275,737,345.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,574,886.96 : 494,828,314.03 = 199,811,701.50 : x
  2. Step 2: Convert to fraction form
    358,574,886.96/494,828,314.03 = 199,811,701.50/x
  3. Step 3: Cross multiply
    358,574,886.96x = 494,828,314.03 × 199,811,701.50
  4. Step 4: Simplify right side
    358,574,886.96x = 98,872,487,375,104,784
  5. Step 5: Solve for x
    x = 98,872,487,375,104,784/358,574,886.96
  6. Step 6: Final answer
    x = 275,737,345.17

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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.