Home / 1,507,107,353.58-2,079,809,872.19-838,038,033.29

Finding the Fourth Proportional to 1,507,107,353.58, 2,079,809,872.19 and 838,038,033.29

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Solution

The fourth proportional to 1,507,107,353.58, 2,079,809,872.19 and 838,038,033.29 is: 1,156,493,444.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,107,353.58 : 2,079,809,872.19 = 838,038,033.29 : x
  2. Step 2: Convert to fraction form
    1,507,107,353.58/2,079,809,872.19 = 838,038,033.29/x
  3. Step 3: Cross multiply
    1,507,107,353.58x = 2,079,809,872.19 × 838,038,033.29
  4. Step 4: Simplify right side
    1,507,107,353.58x = 1,742,959,774,892,644,608
  5. Step 5: Solve for x
    x = 1,742,959,774,892,644,608/1,507,107,353.58
  6. Step 6: Final answer
    x = 1,156,493,444.72

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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.