Home / 291,140,109.25-436,564,130.58-96,983,264.77

Finding the Fourth Proportional to 291,140,109.25, 436,564,130.58 and 96,983,264.77

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Solution

The fourth proportional to 291,140,109.25, 436,564,130.58 and 96,983,264.77 is: 145,426,251.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,140,109.25 : 436,564,130.58 = 96,983,264.77 : x
  2. Step 2: Convert to fraction form
    291,140,109.25/436,564,130.58 = 96,983,264.77/x
  3. Step 3: Cross multiply
    291,140,109.25x = 436,564,130.58 × 96,983,264.77
  4. Step 4: Simplify right side
    291,140,109.25x = 42,339,414,664,033,584
  5. Step 5: Solve for x
    x = 42,339,414,664,033,584/291,140,109.25
  6. Step 6: Final answer
    x = 145,426,251.21

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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.