Home / 7,081,051,215-9,773,129,779.02-4,223,376,609.24

Finding the Fourth Proportional to 7,081,051,215, 9,773,129,779.02 and 4,223,376,609.24

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Solution

The fourth proportional to 7,081,051,215, 9,773,129,779.02 and 4,223,376,609.24 is: 5,829,022,620.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081,051,215 : 9,773,129,779.02 = 4,223,376,609.24 : x
  2. Step 2: Convert to fraction form
    7,081,051,215/9,773,129,779.02 = 4,223,376,609.24/x
  3. Step 3: Cross multiply
    7,081,051,215x = 9,773,129,779.02 × 4,223,376,609.24
  4. Step 4: Simplify right side
    7,081,051,215x = 41,275,607,707,779,956,736
  5. Step 5: Solve for x
    x = 41,275,607,707,779,956,736/7,081,051,215
  6. Step 6: Final answer
    x = 5,829,022,620.31

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1.5x scale

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.