Home / 1,138,526,901,727.60-1,571,196,032,687-624,692,560,017.86

Finding the Fourth Proportional to 1,138,526,901,727.60, 1,571,196,032,687 and 624,692,560,017.86

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Solution

The fourth proportional to 1,138,526,901,727.60, 1,571,196,032,687 and 624,692,560,017.86 is: 862,091,594,374.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,526,901,727.60 : 1,571,196,032,687 = 624,692,560,017.86 : x
  2. Step 2: Convert to fraction form
    1,138,526,901,727.60/1,571,196,032,687 = 624,692,560,017.86/x
  3. Step 3: Cross multiply
    1,138,526,901,727.60x = 1,571,196,032,687 × 624,692,560,017.86
  4. Step 4: Simplify right side
    1,138,526,901,727.60x = 981,514,471,949,147,186,397,184
  5. Step 5: Solve for x
    x = 981,514,471,949,147,186,397,184/1,138,526,901,727.60
  6. Step 6: Final answer
    x = 862,091,594,374.98

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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.