Home / 1,779,264,490.80-2,668,896,736.20-469,164,010.80

Finding the Fourth Proportional to 1,779,264,490.80, 2,668,896,736.20 and 469,164,010.80

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Solution

The fourth proportional to 1,779,264,490.80, 2,668,896,736.20 and 469,164,010.80 is: 703,746,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,264,490.80 : 2,668,896,736.20 = 469,164,010.80 : x
  2. Step 2: Convert to fraction form
    1,779,264,490.80/2,668,896,736.20 = 469,164,010.80/x
  3. Step 3: Cross multiply
    1,779,264,490.80x = 2,668,896,736.20 × 469,164,010.80
  4. Step 4: Simplify right side
    1,779,264,490.80x = 1,252,150,297,166,621,440
  5. Step 5: Solve for x
    x = 1,252,150,297,166,621,440/1,779,264,490.80
  6. Step 6: Final answer
    x = 703,746,016.20

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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.