Home / 679,051,258.60-1,018,159,752.80-264,044,331.56

Finding the Fourth Proportional to 679,051,258.60, 1,018,159,752.80 and 264,044,331.56

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Solution

The fourth proportional to 679,051,258.60, 1,018,159,752.80 and 264,044,331.56 is: 395,904,297.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,051,258.60 : 1,018,159,752.80 = 264,044,331.56 : x
  2. Step 2: Convert to fraction form
    679,051,258.60/1,018,159,752.80 = 264,044,331.56/x
  3. Step 3: Cross multiply
    679,051,258.60x = 1,018,159,752.80 × 264,044,331.56
  4. Step 4: Simplify right side
    679,051,258.60x = 268,839,311,349,370,816
  5. Step 5: Solve for x
    x = 268,839,311,349,370,816/679,051,258.60
  6. Step 6: Final answer
    x = 395,904,297.27

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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.