Home / 786,554,620,108.95-1,085,433,824,050.20-439,329,966,292.27

Finding the Fourth Proportional to 786,554,620,108.95, 1,085,433,824,050.20 and 439,329,966,292.27

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Solution

The fourth proportional to 786,554,620,108.95, 1,085,433,824,050.20 and 439,329,966,292.27 is: 606,268,901,282.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,554,620,108.95 : 1,085,433,824,050.20 = 439,329,966,292.27 : x
  2. Step 2: Convert to fraction form
    786,554,620,108.95/1,085,433,824,050.20 = 439,329,966,292.27/x
  3. Step 3: Cross multiply
    786,554,620,108.95x = 1,085,433,824,050.20 × 439,329,966,292.27
  4. Step 4: Simplify right side
    786,554,620,108.95x = 476,863,605,332,464,078,159,872
  5. Step 5: Solve for x
    x = 476,863,605,332,464,078,159,872/786,554,620,108.95
  6. Step 6: Final answer
    x = 606,268,901,282.93

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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.