Home / 771,154,844.88-1,064,224,198.98-432,066,244.98

Finding the Fourth Proportional to 771,154,844.88, 1,064,224,198.98 and 432,066,244.98

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Solution

The fourth proportional to 771,154,844.88, 1,064,224,198.98 and 432,066,244.98 is: 596,268,514.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,154,844.88 : 1,064,224,198.98 = 432,066,244.98 : x
  2. Step 2: Convert to fraction form
    771,154,844.88/1,064,224,198.98 = 432,066,244.98/x
  3. Step 3: Cross multiply
    771,154,844.88x = 1,064,224,198.98 × 432,066,244.98
  4. Step 4: Simplify right side
    771,154,844.88x = 459,815,353,470,136,960
  5. Step 5: Solve for x
    x = 459,815,353,470,136,960/771,154,844.88
  6. Step 6: Final answer
    x = 596,268,514.06

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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.