Home / 964,085,590.20-1,330,438,971.78-524,052,442.20

Finding the Fourth Proportional to 964,085,590.20, 1,330,438,971.78 and 524,052,442.20

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Solution

The fourth proportional to 964,085,590.20, 1,330,438,971.78 and 524,052,442.20 is: 723,192,836.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,085,590.20 : 1,330,438,971.78 = 524,052,442.20 : x
  2. Step 2: Convert to fraction form
    964,085,590.20/1,330,438,971.78 = 524,052,442.20/x
  3. Step 3: Cross multiply
    964,085,590.20x = 1,330,438,971.78 × 524,052,442.20
  4. Step 4: Simplify right side
    964,085,590.20x = 697,219,792,359,365,888
  5. Step 5: Solve for x
    x = 697,219,792,359,365,888/964,085,590.20
  6. Step 6: Final answer
    x = 723,192,836.24

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1.5x scale

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.