Home / 879,810,304.40-1,214,003,252.04-508,460,620.40

Finding the Fourth Proportional to 879,810,304.40, 1,214,003,252.04 and 508,460,620.40

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Solution

The fourth proportional to 879,810,304.40, 1,214,003,252.04 and 508,460,620.40 is: 701,597,655.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,810,304.40 : 1,214,003,252.04 = 508,460,620.40 : x
  2. Step 2: Convert to fraction form
    879,810,304.40/1,214,003,252.04 = 508,460,620.40/x
  3. Step 3: Cross multiply
    879,810,304.40x = 1,214,003,252.04 × 508,460,620.40
  4. Step 4: Simplify right side
    879,810,304.40x = 617,272,846,699,875,968
  5. Step 5: Solve for x
    x = 617,272,846,699,875,968/879,810,304.40
  6. Step 6: Final answer
    x = 701,597,655.33

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1.5x scale

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.