Home / 1,018,950,254.97-1,528,129,828.85-397,026,766.41

Finding the Fourth Proportional to 1,018,950,254.97, 1,528,129,828.85 and 397,026,766.41

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Solution

The fourth proportional to 1,018,950,254.97, 1,528,129,828.85 and 397,026,766.41 is: 595,424,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,950,254.97 : 1,528,129,828.85 = 397,026,766.41 : x
  2. Step 2: Convert to fraction form
    1,018,950,254.97/1,528,129,828.85 = 397,026,766.41/x
  3. Step 3: Cross multiply
    1,018,950,254.97x = 1,528,129,828.85 × 397,026,766.41
  4. Step 4: Simplify right side
    1,018,950,254.97x = 606,708,444,600,997,120
  5. Step 5: Solve for x
    x = 606,708,444,600,997,120/1,018,950,254.97
  6. Step 6: Final answer
    x = 595,424,989.24

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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.