Home / 93,312,073.30-139,968,109.95-85,942,758.10

Finding the Fourth Proportional to 93,312,073.30, 139,968,109.95 and 85,942,758.10

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Solution

The fourth proportional to 93,312,073.30, 139,968,109.95 and 85,942,758.10 is: 128,914,137.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,073.30 : 139,968,109.95 = 85,942,758.10 : x
  2. Step 2: Convert to fraction form
    93,312,073.30/139,968,109.95 = 85,942,758.10/x
  3. Step 3: Cross multiply
    93,312,073.30x = 139,968,109.95 × 85,942,758.10
  4. Step 4: Simplify right side
    93,312,073.30x = 12,029,245,415,147,052
  5. Step 5: Solve for x
    x = 12,029,245,415,147,052/93,312,073.30
  6. Step 6: Final answer
    x = 128,914,137.15

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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.