Home / 258,418,141.02-356,672,223.99-148,470,477.66

Finding the Fourth Proportional to 258,418,141.02, 356,672,223.99 and 148,470,477.66

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Solution

The fourth proportional to 258,418,141.02, 356,672,223.99 and 148,470,477.66 is: 204,920,967.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,418,141.02 : 356,672,223.99 = 148,470,477.66 : x
  2. Step 2: Convert to fraction form
    258,418,141.02/356,672,223.99 = 148,470,477.66/x
  3. Step 3: Cross multiply
    258,418,141.02x = 356,672,223.99 × 148,470,477.66
  4. Step 4: Simplify right side
    258,418,141.02x = 52,955,295,463,849,808
  5. Step 5: Solve for x
    x = 52,955,295,463,849,808/258,418,141.02
  6. Step 6: Final answer
    x = 204,920,967.45

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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.