Home / 15,320,871,929.92-22,980,490,676.92-4,128,566,409.08

Finding the Fourth Proportional to 15,320,871,929.92, 22,980,490,676.92 and 4,128,566,409.08

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Solution

The fourth proportional to 15,320,871,929.92, 22,980,490,676.92 and 4,128,566,409.08 is: 6,192,629,395.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,320,871,929.92 : 22,980,490,676.92 = 4,128,566,409.08 : x
  2. Step 2: Convert to fraction form
    15,320,871,929.92/22,980,490,676.92 = 4,128,566,409.08/x
  3. Step 3: Cross multiply
    15,320,871,929.92x = 22,980,490,676.92 × 4,128,566,409.08
  4. Step 4: Simplify right side
    15,320,871,929.92x = 94,876,481,872,908,009,472
  5. Step 5: Solve for x
    x = 94,876,481,872,908,009,472/15,320,871,929.92
  6. Step 6: Final answer
    x = 6,192,629,395.17

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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.