Home / 140,963,759,403.57-194,530,008,962.73-76,734,971,309.41

Finding the Fourth Proportional to 140,963,759,403.57, 194,530,008,962.73 and 76,734,971,309.41

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Solution

The fourth proportional to 140,963,759,403.57, 194,530,008,962.73 and 76,734,971,309.41 is: 105,894,271,830.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,963,759,403.57 : 194,530,008,962.73 = 76,734,971,309.41 : x
  2. Step 2: Convert to fraction form
    140,963,759,403.57/194,530,008,962.73 = 76,734,971,309.41/x
  3. Step 3: Cross multiply
    140,963,759,403.57x = 194,530,008,962.73 × 76,734,971,309.41
  4. Step 4: Simplify right side
    140,963,759,403.57x = 14,927,254,656,573,969,006,592
  5. Step 5: Solve for x
    x = 14,927,254,656,573,969,006,592/140,963,759,403.57
  6. Step 6: Final answer
    x = 105,894,271,830.81

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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.