Home / 8,085,302,429.20-12,127,953,643.80-5,718,051,638.80

Finding the Fourth Proportional to 8,085,302,429.20, 12,127,953,643.80 and 5,718,051,638.80

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Solution

The fourth proportional to 8,085,302,429.20, 12,127,953,643.80 and 5,718,051,638.80 is: 8,577,077,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,302,429.20 : 12,127,953,643.80 = 5,718,051,638.80 : x
  2. Step 2: Convert to fraction form
    8,085,302,429.20/12,127,953,643.80 = 5,718,051,638.80/x
  3. Step 3: Cross multiply
    8,085,302,429.20x = 12,127,953,643.80 × 5,718,051,638.80
  4. Step 4: Simplify right side
    8,085,302,429.20x = 69,348,265,208,221,016,064
  5. Step 5: Solve for x
    x = 69,348,265,208,221,016,064/8,085,302,429.20
  6. Step 6: Final answer
    x = 8,577,077,458.20

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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.