Home / 386,071,076,461.96-579,236,940,133.98-170,909,939,413

Finding the Fourth Proportional to 386,071,076,461.96, 579,236,940,133.98 and 170,909,939,413

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Solution

The fourth proportional to 386,071,076,461.96, 579,236,940,133.98 and 170,909,939,413 is: 256,422,602,934.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,071,076,461.96 : 579,236,940,133.98 = 170,909,939,413 : x
  2. Step 2: Convert to fraction form
    386,071,076,461.96/579,236,940,133.98 = 170,909,939,413/x
  3. Step 3: Cross multiply
    386,071,076,461.96x = 579,236,940,133.98 × 170,909,939,413
  4. Step 4: Simplify right side
    386,071,076,461.96x = 98,997,350,344,070,029,901,824
  5. Step 5: Solve for x
    x = 98,997,350,344,070,029,901,824/386,071,076,461.96
  6. Step 6: Final answer
    x = 256,422,602,934.42

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1.5x scale

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.