Home / 1,612,220,200.40-2,224,623,913.08-907,330,143.80

Finding the Fourth Proportional to 1,612,220,200.40, 2,224,623,913.08 and 907,330,143.80

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Solution

The fourth proportional to 1,612,220,200.40, 2,224,623,913.08 and 907,330,143.80 is: 1,251,980,551.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,220,200.40 : 2,224,623,913.08 = 907,330,143.80 : x
  2. Step 2: Convert to fraction form
    1,612,220,200.40/2,224,623,913.08 = 907,330,143.80/x
  3. Step 3: Cross multiply
    1,612,220,200.40x = 2,224,623,913.08 × 907,330,143.80
  4. Step 4: Simplify right side
    1,612,220,200.40x = 2,018,468,334,955,794,944
  5. Step 5: Solve for x
    x = 2,018,468,334,955,794,944/1,612,220,200.40
  6. Step 6: Final answer
    x = 1,251,980,551.08

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Double scale
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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.