Home / 1,813,366,985.40-2,715,515,514.90-1,450,569,929.40

Finding the Fourth Proportional to 1,813,366,985.40, 2,715,515,514.90 and 1,450,569,929.40

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Solution

The fourth proportional to 1,813,366,985.40, 2,715,515,514.90 and 1,450,569,929.40 is: 2,172,227,232.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,366,985.40 : 2,715,515,514.90 = 1,450,569,929.40 : x
  2. Step 2: Convert to fraction form
    1,813,366,985.40/2,715,515,514.90 = 1,450,569,929.40/x
  3. Step 3: Cross multiply
    1,813,366,985.40x = 2,715,515,514.90 × 1,450,569,929.40
  4. Step 4: Simplify right side
    1,813,366,985.40x = 3,939,045,148,733,097,984
  5. Step 5: Solve for x
    x = 3,939,045,148,733,097,984/1,813,366,985.40
  6. Step 6: Final answer
    x = 2,172,227,232.79

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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.