Home / 2,130,385,162,728.80-3,195,254,865,152.60-579,810,504,180.05

Finding the Fourth Proportional to 2,130,385,162,728.80, 3,195,254,865,152.60 and 579,810,504,180.05

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Solution

The fourth proportional to 2,130,385,162,728.80, 3,195,254,865,152.60 and 579,810,504,180.05 is: 869,627,880,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,385,162,728.80 : 3,195,254,865,152.60 = 579,810,504,180.05 : x
  2. Step 2: Convert to fraction form
    2,130,385,162,728.80/3,195,254,865,152.60 = 579,810,504,180.05/x
  3. Step 3: Cross multiply
    2,130,385,162,728.80x = 3,195,254,865,152.60 × 579,810,504,180.05
  4. Step 4: Simplify right side
    2,130,385,162,728.80x = 1,852,642,334,347,886,961,098,752
  5. Step 5: Solve for x
    x = 1,852,642,334,347,886,961,098,752/2,130,385,162,728.80
  6. Step 6: Final answer
    x = 869,627,880,798.25

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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.