Home / 53,445,385.30-80,168,077.95-45,792,634.90

Finding the Fourth Proportional to 53,445,385.30, 80,168,077.95 and 45,792,634.90

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Solution

The fourth proportional to 53,445,385.30, 80,168,077.95 and 45,792,634.90 is: 68,688,952.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,445,385.30 : 80,168,077.95 = 45,792,634.90 : x
  2. Step 2: Convert to fraction form
    53,445,385.30/80,168,077.95 = 45,792,634.90/x
  3. Step 3: Cross multiply
    53,445,385.30x = 80,168,077.95 × 45,792,634.90
  4. Step 4: Simplify right side
    53,445,385.30x = 3,671,107,524,199,090.50
  5. Step 5: Solve for x
    x = 3,671,107,524,199,090.50/53,445,385.30
  6. Step 6: Final answer
    x = 68,688,952.35

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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.