Home / 6,438,544,062.70-9,657,816,094.05-5,275,326,001.90

Finding the Fourth Proportional to 6,438,544,062.70, 9,657,816,094.05 and 5,275,326,001.90

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Solution

The fourth proportional to 6,438,544,062.70, 9,657,816,094.05 and 5,275,326,001.90 is: 7,912,989,002.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438,544,062.70 : 9,657,816,094.05 = 5,275,326,001.90 : x
  2. Step 2: Convert to fraction form
    6,438,544,062.70/9,657,816,094.05 = 5,275,326,001.90/x
  3. Step 3: Cross multiply
    6,438,544,062.70x = 9,657,816,094.05 × 5,275,326,001.90
  4. Step 4: Simplify right side
    6,438,544,062.70x = 50,948,128,362,510,254,080
  5. Step 5: Solve for x
    x = 50,948,128,362,510,254,080/6,438,544,062.70
  6. Step 6: Final answer
    x = 7,912,989,002.85

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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.