Home / 496,430,681.95-685,122,730.62-370,764,707.89

Finding the Fourth Proportional to 496,430,681.95, 685,122,730.62 and 370,764,707.89

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Solution

The fourth proportional to 496,430,681.95, 685,122,730.62 and 370,764,707.89 is: 511,691,437.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,430,681.95 : 685,122,730.62 = 370,764,707.89 : x
  2. Step 2: Convert to fraction form
    496,430,681.95/685,122,730.62 = 370,764,707.89/x
  3. Step 3: Cross multiply
    496,430,681.95x = 685,122,730.62 × 370,764,707.89
  4. Step 4: Simplify right side
    496,430,681.95x = 254,019,329,087,123,456
  5. Step 5: Solve for x
    x = 254,019,329,087,123,456/496,430,681.95
  6. Step 6: Final answer
    x = 511,691,437.14

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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.