Home / 152,249,823-210,104,986.62-82,635,229.32

Finding the Fourth Proportional to 152,249,823, 210,104,986.62 and 82,635,229.32

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Solution

The fourth proportional to 152,249,823, 210,104,986.62 and 82,635,229.32 is: 114,036,741.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,249,823 : 210,104,986.62 = 82,635,229.32 : x
  2. Step 2: Convert to fraction form
    152,249,823/210,104,986.62 = 82,635,229.32/x
  3. Step 3: Cross multiply
    152,249,823x = 210,104,986.62 × 82,635,229.32
  4. Step 4: Simplify right side
    152,249,823x = 17,362,073,750,619,230
  5. Step 5: Solve for x
    x = 17,362,073,750,619,230/152,249,823
  6. Step 6: Final answer
    x = 114,036,741.77

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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.