Home / 7,127,140,769.94-9,835,464,002.22-3,868,186,485.63

Finding the Fourth Proportional to 7,127,140,769.94, 9,835,464,002.22 and 3,868,186,485.63

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Solution

The fourth proportional to 7,127,140,769.94, 9,835,464,002.22 and 3,868,186,485.63 is: 5,338,102,636.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,140,769.94 : 9,835,464,002.22 = 3,868,186,485.63 : x
  2. Step 2: Convert to fraction form
    7,127,140,769.94/9,835,464,002.22 = 3,868,186,485.63/x
  3. Step 3: Cross multiply
    7,127,140,769.94x = 9,835,464,002.22 × 3,868,186,485.63
  4. Step 4: Simplify right side
    7,127,140,769.94x = 38,045,408,933,287,755,776
  5. Step 5: Solve for x
    x = 38,045,408,933,287,755,776/7,127,140,769.94
  6. Step 6: Final answer
    x = 5,338,102,636.30

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Double scale
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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.