Home / 12,754,598,431.40-19,131,897,647.10-6,555,870,607.40

Finding the Fourth Proportional to 12,754,598,431.40, 19,131,897,647.10 and 6,555,870,607.40

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Solution

The fourth proportional to 12,754,598,431.40, 19,131,897,647.10 and 6,555,870,607.40 is: 9,833,805,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,754,598,431.40 : 19,131,897,647.10 = 6,555,870,607.40 : x
  2. Step 2: Convert to fraction form
    12,754,598,431.40/19,131,897,647.10 = 6,555,870,607.40/x
  3. Step 3: Cross multiply
    12,754,598,431.40x = 19,131,897,647.10 × 6,555,870,607.40
  4. Step 4: Simplify right side
    12,754,598,431.40x = 125,426,245,448,408,088,576
  5. Step 5: Solve for x
    x = 125,426,245,448,408,088,576/12,754,598,431.40
  6. Step 6: Final answer
    x = 9,833,805,911.10

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Double scale
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Similar ratio
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1.5x scale

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.