Home / 101,600,482.92-140,212,520.46-56,947,280.40

Finding the Fourth Proportional to 101,600,482.92, 140,212,520.46 and 56,947,280.40

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Solution

The fourth proportional to 101,600,482.92, 140,212,520.46 and 56,947,280.40 is: 78,589,407.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,600,482.92 : 140,212,520.46 = 56,947,280.40 : x
  2. Step 2: Convert to fraction form
    101,600,482.92/140,212,520.46 = 56,947,280.40/x
  3. Step 3: Cross multiply
    101,600,482.92x = 140,212,520.46 × 56,947,280.40
  4. Step 4: Simplify right side
    101,600,482.92x = 7,984,721,718,226,357
  5. Step 5: Solve for x
    x = 7,984,721,718,226,357/101,600,482.92
  6. Step 6: Final answer
    x = 78,589,407.14

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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.