Home / 583,870,816.74-805,743,862.55-315,946,651.63

Finding the Fourth Proportional to 583,870,816.74, 805,743,862.55 and 315,946,651.63

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Solution

The fourth proportional to 583,870,816.74, 805,743,862.55 and 315,946,651.63 is: 436,007,534.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,870,816.74 : 805,743,862.55 = 315,946,651.63 : x
  2. Step 2: Convert to fraction form
    583,870,816.74/805,743,862.55 = 315,946,651.63/x
  3. Step 3: Cross multiply
    583,870,816.74x = 805,743,862.55 × 315,946,651.63
  4. Step 4: Simplify right side
    583,870,816.74x = 254,572,075,438,486,976
  5. Step 5: Solve for x
    x = 254,572,075,438,486,976/583,870,816.74
  6. Step 6: Final answer
    x = 436,007,534.78

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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.