Home / 19,710,444,640.18-29,565,667,301.76-4,787,509,650.72

Finding the Fourth Proportional to 19,710,444,640.18, 29,565,667,301.76 and 4,787,509,650.72

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Solution

The fourth proportional to 19,710,444,640.18, 29,565,667,301.76 and 4,787,509,650.72 is: 7,181,264,559.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,710,444,640.18 : 29,565,667,301.76 = 4,787,509,650.72 : x
  2. Step 2: Convert to fraction form
    19,710,444,640.18/29,565,667,301.76 = 4,787,509,650.72/x
  3. Step 3: Cross multiply
    19,710,444,640.18x = 29,565,667,301.76 × 4,787,509,650.72
  4. Step 4: Simplify right side
    19,710,444,640.18x = 141,545,917,537,250,721,792
  5. Step 5: Solve for x
    x = 141,545,917,537,250,721,792/19,710,444,640.18
  6. Step 6: Final answer
    x = 7,181,264,559.03

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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.