Home / 1,601,425,803.60-2,402,138,705.40-511,019,096.40

Finding the Fourth Proportional to 1,601,425,803.60, 2,402,138,705.40 and 511,019,096.40

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Solution

The fourth proportional to 1,601,425,803.60, 2,402,138,705.40 and 511,019,096.40 is: 766,528,644.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,425,803.60 : 2,402,138,705.40 = 511,019,096.40 : x
  2. Step 2: Convert to fraction form
    1,601,425,803.60/2,402,138,705.40 = 511,019,096.40/x
  3. Step 3: Cross multiply
    1,601,425,803.60x = 2,402,138,705.40 × 511,019,096.40
  4. Step 4: Simplify right side
    1,601,425,803.60x = 1,227,538,750,660,973,824
  5. Step 5: Solve for x
    x = 1,227,538,750,660,973,824/1,601,425,803.60
  6. Step 6: Final answer
    x = 766,528,644.60

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Double scale
Find fourth proportional to 1,601,425,804.60, 2,402,138,706.90 and 511,019,097.40
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.