Home / 249,253,405.69-373,545,907.90-193,987,973.40

Finding the Fourth Proportional to 249,253,405.69, 373,545,907.90 and 193,987,973.40

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Solution

The fourth proportional to 249,253,405.69, 373,545,907.90 and 193,987,973.40 is: 290,721,859.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,253,405.69 : 373,545,907.90 = 193,987,973.40 : x
  2. Step 2: Convert to fraction form
    249,253,405.69/373,545,907.90 = 193,987,973.40/x
  3. Step 3: Cross multiply
    249,253,405.69x = 373,545,907.90 × 193,987,973.40
  4. Step 4: Simplify right side
    249,253,405.69x = 72,463,413,644,899,072
  5. Step 5: Solve for x
    x = 72,463,413,644,899,072/249,253,405.69
  6. Step 6: Final answer
    x = 290,721,859.73

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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.