Home / 19,292,128,929.17-28,934,983,712.84-5,843,215,289.21

Finding the Fourth Proportional to 19,292,128,929.17, 28,934,983,712.84 and 5,843,215,289.21

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Solution

The fourth proportional to 19,292,128,929.17, 28,934,983,712.84 and 5,843,215,289.21 is: 8,763,850,783.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,292,128,929.17 : 28,934,983,712.84 = 5,843,215,289.21 : x
  2. Step 2: Convert to fraction form
    19,292,128,929.17/28,934,983,712.84 = 5,843,215,289.21/x
  3. Step 3: Cross multiply
    19,292,128,929.17x = 28,934,983,712.84 × 5,843,215,289.21
  4. Step 4: Simplify right side
    19,292,128,929.17x = 169,073,339,223,735,107,584
  5. Step 5: Solve for x
    x = 169,073,339,223,735,107,584/19,292,128,929.17
  6. Step 6: Final answer
    x = 8,763,850,783.11

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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.