Home / 125,829,807.64-188,751,437.51-39,574,940.43

Finding the Fourth Proportional to 125,829,807.64, 188,751,437.51 and 39,574,940.43

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Solution

The fourth proportional to 125,829,807.64, 188,751,437.51 and 39,574,940.43 is: 59,364,526.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,829,807.64 : 188,751,437.51 = 39,574,940.43 : x
  2. Step 2: Convert to fraction form
    125,829,807.64/188,751,437.51 = 39,574,940.43/x
  3. Step 3: Cross multiply
    125,829,807.64x = 188,751,437.51 × 39,574,940.43
  4. Step 4: Simplify right side
    125,829,807.64x = 7,469,826,895,535,117
  5. Step 5: Solve for x
    x = 7,469,826,895,535,117/125,829,807.64
  6. Step 6: Final answer
    x = 59,364,526.07

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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.