Home / 644,162,488.64-967,698,266.60-382,018,977.10

Finding the Fourth Proportional to 644,162,488.64, 967,698,266.60 and 382,018,977.10

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Solution

The fourth proportional to 644,162,488.64, 967,698,266.60 and 382,018,977.10 is: 573,891,073.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,162,488.64 : 967,698,266.60 = 382,018,977.10 : x
  2. Step 2: Convert to fraction form
    644,162,488.64/967,698,266.60 = 382,018,977.10/x
  3. Step 3: Cross multiply
    644,162,488.64x = 967,698,266.60 × 382,018,977.10
  4. Step 4: Simplify right side
    644,162,488.64x = 369,679,101,943,136,640
  5. Step 5: Solve for x
    x = 369,679,101,943,136,640/644,162,488.64
  6. Step 6: Final answer
    x = 573,891,073.24

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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.