Home / 616,301,938.83-923,874,218.30-207,071,898.51

Finding the Fourth Proportional to 616,301,938.83, 923,874,218.30 and 207,071,898.51

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Solution

The fourth proportional to 616,301,938.83, 923,874,218.30 and 207,071,898.51 is: 310,413,413.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,301,938.83 : 923,874,218.30 = 207,071,898.51 : x
  2. Step 2: Convert to fraction form
    616,301,938.83/923,874,218.30 = 207,071,898.51/x
  3. Step 3: Cross multiply
    616,301,938.83x = 923,874,218.30 × 207,071,898.51
  4. Step 4: Simplify right side
    616,301,938.83x = 191,308,388,366,787,808
  5. Step 5: Solve for x
    x = 191,308,388,366,787,808/616,301,938.83
  6. Step 6: Final answer
    x = 310,413,413.16

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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.