Home / 823,685,999.05-1,136,756,779.55-466,517,309.05

Finding the Fourth Proportional to 823,685,999.05, 1,136,756,779.55 and 466,517,309.05

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Solution

The fourth proportional to 823,685,999.05, 1,136,756,779.55 and 466,517,309.05 is: 643,833,590.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,685,999.05 : 1,136,756,779.55 = 466,517,309.05 : x
  2. Step 2: Convert to fraction form
    823,685,999.05/1,136,756,779.55 = 466,517,309.05/x
  3. Step 3: Cross multiply
    823,685,999.05x = 1,136,756,779.55 × 466,517,309.05
  4. Step 4: Simplify right side
    823,685,999.05x = 530,316,713,840,010,048
  5. Step 5: Solve for x
    x = 530,316,713,840,010,048/823,685,999.05
  6. Step 6: Final answer
    x = 643,833,590.05

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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.