Home / 15,576,992,501.40-21,497,340,596.70-8,803,437,083.16

Finding the Fourth Proportional to 15,576,992,501.40, 21,497,340,596.70 and 8,803,437,083.16

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Solution

The fourth proportional to 15,576,992,501.40, 21,497,340,596.70 and 8,803,437,083.16 is: 12,149,359,729.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,576,992,501.40 : 21,497,340,596.70 = 8,803,437,083.16 : x
  2. Step 2: Convert to fraction form
    15,576,992,501.40/21,497,340,596.70 = 8,803,437,083.16/x
  3. Step 3: Cross multiply
    15,576,992,501.40x = 21,497,340,596.70 × 8,803,437,083.16
  4. Step 4: Simplify right side
    15,576,992,501.40x = 189,250,485,398,309,699,584
  5. Step 5: Solve for x
    x = 189,250,485,398,309,699,584/15,576,992,501.40
  6. Step 6: Final answer
    x = 12,149,359,729.18

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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.