Home / 7,972,018,029.60-11,957,964,058.80-2,076,565,869.60

Finding the Fourth Proportional to 7,972,018,029.60, 11,957,964,058.80 and 2,076,565,869.60

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Solution

The fourth proportional to 7,972,018,029.60, 11,957,964,058.80 and 2,076,565,869.60 is: 3,114,832,397.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972,018,029.60 : 11,957,964,058.80 = 2,076,565,869.60 : x
  2. Step 2: Convert to fraction form
    7,972,018,029.60/11,957,964,058.80 = 2,076,565,869.60/x
  3. Step 3: Cross multiply
    7,972,018,029.60x = 11,957,964,058.80 × 2,076,565,869.60
  4. Step 4: Simplify right side
    7,972,018,029.60x = 24,831,500,034,407,563,264
  5. Step 5: Solve for x
    x = 24,831,500,034,407,563,264/7,972,018,029.60
  6. Step 6: Final answer
    x = 3,114,832,397.80

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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.