Home / 15,417,674,005.31-21,283,361,648.43-9,710,346,174.36

Finding the Fourth Proportional to 15,417,674,005.31, 21,283,361,648.43 and 9,710,346,174.36

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Solution

The fourth proportional to 15,417,674,005.31, 21,283,361,648.43 and 9,710,346,174.36 is: 13,404,668,518.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417,674,005.31 : 21,283,361,648.43 = 9,710,346,174.36 : x
  2. Step 2: Convert to fraction form
    15,417,674,005.31/21,283,361,648.43 = 9,710,346,174.36/x
  3. Step 3: Cross multiply
    15,417,674,005.31x = 21,283,361,648.43 × 9,710,346,174.36
  4. Step 4: Simplify right side
    15,417,674,005.31x = 206,668,809,360,352,608,256
  5. Step 5: Solve for x
    x = 206,668,809,360,352,608,256/15,417,674,005.31
  6. Step 6: Final answer
    x = 13,404,668,518.04

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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.