Home / 127,763,210.80-191,644,816.20-35,646,770.80

Finding the Fourth Proportional to 127,763,210.80, 191,644,816.20 and 35,646,770.80

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Solution

The fourth proportional to 127,763,210.80, 191,644,816.20 and 35,646,770.80 is: 53,470,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,763,210.80 : 191,644,816.20 = 35,646,770.80 : x
  2. Step 2: Convert to fraction form
    127,763,210.80/191,644,816.20 = 35,646,770.80/x
  3. Step 3: Cross multiply
    127,763,210.80x = 191,644,816.20 × 35,646,770.80
  4. Step 4: Simplify right side
    127,763,210.80x = 6,831,518,838,089,526
  5. Step 5: Solve for x
    x = 6,831,518,838,089,526/127,763,210.80
  6. Step 6: Final answer
    x = 53,470,156.20

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Similar ratio
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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.