Home / 157,030,807.83-235,437,134.07-69,544,651.43

Finding the Fourth Proportional to 157,030,807.83, 235,437,134.07 and 69,544,651.43

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Solution

The fourth proportional to 157,030,807.83, 235,437,134.07 and 69,544,651.43 is: 104,268,669.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,030,807.83 : 235,437,134.07 = 69,544,651.43 : x
  2. Step 2: Convert to fraction form
    157,030,807.83/235,437,134.07 = 69,544,651.43/x
  3. Step 3: Cross multiply
    157,030,807.83x = 235,437,134.07 × 69,544,651.43
  4. Step 4: Simplify right side
    157,030,807.83x = 16,373,393,421,399,140
  5. Step 5: Solve for x
    x = 16,373,393,421,399,140/157,030,807.83
  6. Step 6: Final answer
    x = 104,268,669.62

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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.