Home / 15,417,674,038.55-21,283,361,694.36-9,710,346,207.60

Finding the Fourth Proportional to 15,417,674,038.55, 21,283,361,694.36 and 9,710,346,207.60

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Solution

The fourth proportional to 15,417,674,038.55, 21,283,361,694.36 and 9,710,346,207.60 is: 13,404,668,563.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417,674,038.55 : 21,283,361,694.36 = 9,710,346,207.60 : x
  2. Step 2: Convert to fraction form
    15,417,674,038.55/21,283,361,694.36 = 9,710,346,207.60/x
  3. Step 3: Cross multiply
    15,417,674,038.55x = 21,283,361,694.36 × 9,710,346,207.60
  4. Step 4: Simplify right side
    15,417,674,038.55x = 206,668,810,513,807,736,832
  5. Step 5: Solve for x
    x = 206,668,810,513,807,736,832/15,417,674,038.55
  6. Step 6: Final answer
    x = 13,404,668,563.96

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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.