Home / 583,870,911.84-805,743,993.60-315,946,746.60

Finding the Fourth Proportional to 583,870,911.84, 805,743,993.60 and 315,946,746.60

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Solution

The fourth proportional to 583,870,911.84, 805,743,993.60 and 315,946,746.60 is: 436,007,665.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,870,911.84 : 805,743,993.60 = 315,946,746.60 : x
  2. Step 2: Convert to fraction form
    583,870,911.84/805,743,993.60 = 315,946,746.60/x
  3. Step 3: Cross multiply
    583,870,911.84x = 805,743,993.60 × 315,946,746.60
  4. Step 4: Simplify right side
    583,870,911.84x = 254,572,193,370,411,264
  5. Step 5: Solve for x
    x = 254,572,193,370,411,264/583,870,911.84
  6. Step 6: Final answer
    x = 436,007,665.75

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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.