Home / 93,312,037.80-139,968,056.70-47,962,405.80

Finding the Fourth Proportional to 93,312,037.80, 139,968,056.70 and 47,962,405.80

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Solution

The fourth proportional to 93,312,037.80, 139,968,056.70 and 47,962,405.80 is: 71,943,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,037.80 : 139,968,056.70 = 47,962,405.80 : x
  2. Step 2: Convert to fraction form
    93,312,037.80/139,968,056.70 = 47,962,405.80/x
  3. Step 3: Cross multiply
    93,312,037.80x = 139,968,056.70 × 47,962,405.80
  4. Step 4: Simplify right side
    93,312,037.80x = 6,713,204,734,482,808
  5. Step 5: Solve for x
    x = 6,713,204,734,482,808/93,312,037.80
  6. Step 6: Final answer
    x = 71,943,608.70

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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.