Home / 249,253,410.94-373,545,915.77-193,987,978.65

Finding the Fourth Proportional to 249,253,410.94, 373,545,915.77 and 193,987,978.65

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Solution

The fourth proportional to 249,253,410.94, 373,545,915.77 and 193,987,978.65 is: 290,721,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,253,410.94 : 373,545,915.77 = 193,987,978.65 : x
  2. Step 2: Convert to fraction form
    249,253,410.94/373,545,915.77 = 193,987,978.65/x
  3. Step 3: Cross multiply
    249,253,410.94x = 373,545,915.77 × 193,987,978.65
  4. Step 4: Simplify right side
    249,253,410.94x = 72,463,417,133,670,432
  5. Step 5: Solve for x
    x = 72,463,417,133,670,432/249,253,410.94
  6. Step 6: Final answer
    x = 290,721,867.60

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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.