Home / 140,381,198.79-210,590,960.61-58,480,923.93

Finding the Fourth Proportional to 140,381,198.79, 210,590,960.61 and 58,480,923.93

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Solution

The fourth proportional to 140,381,198.79, 210,590,960.61 and 58,480,923.93 is: 87,729,368.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,381,198.79 : 210,590,960.61 = 58,480,923.93 : x
  2. Step 2: Convert to fraction form
    140,381,198.79/210,590,960.61 = 58,480,923.93/x
  3. Step 3: Cross multiply
    140,381,198.79x = 210,590,960.61 × 58,480,923.93
  4. Step 4: Simplify right side
    140,381,198.79x = 12,315,553,947,779,038
  5. Step 5: Solve for x
    x = 12,315,553,947,779,038/140,381,198.79
  6. Step 6: Final answer
    x = 87,729,368.70

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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.