Home / 117,993,303.95-162,779,103.31-112,522,783.13

Finding the Fourth Proportional to 117,993,303.95, 162,779,103.31 and 112,522,783.13

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Solution

The fourth proportional to 117,993,303.95, 162,779,103.31 and 112,522,783.13 is: 155,232,179.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,993,303.95 : 162,779,103.31 = 112,522,783.13 : x
  2. Step 2: Convert to fraction form
    117,993,303.95/162,779,103.31 = 112,522,783.13/x
  3. Step 3: Cross multiply
    117,993,303.95x = 162,779,103.31 × 112,522,783.13
  4. Step 4: Simplify right side
    117,993,303.95x = 18,316,357,739,846,996
  5. Step 5: Solve for x
    x = 18,316,357,739,846,996/117,993,303.95
  6. Step 6: Final answer
    x = 155,232,179.51

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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.