Home / 25,873,303,585.80-38,809,955,378.70-21,456,710,011.20

Finding the Fourth Proportional to 25,873,303,585.80, 38,809,955,378.70 and 21,456,710,011.20

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Solution

The fourth proportional to 25,873,303,585.80, 38,809,955,378.70 and 21,456,710,011.20 is: 32,185,065,016.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,873,303,585.80 : 38,809,955,378.70 = 21,456,710,011.20 : x
  2. Step 2: Convert to fraction form
    25,873,303,585.80/38,809,955,378.70 = 21,456,710,011.20/x
  3. Step 3: Cross multiply
    25,873,303,585.80x = 38,809,955,378.70 × 21,456,710,011.20
  4. Step 4: Simplify right side
    25,873,303,585.80x = 832,733,958,108,377,513,984
  5. Step 5: Solve for x
    x = 832,733,958,108,377,513,984/25,873,303,585.80
  6. Step 6: Final answer
    x = 32,185,065,016.80

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Double scale
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1.5x scale

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.