Home / 93,312,072.15-139,968,108.23-86,509,627.35

Finding the Fourth Proportional to 93,312,072.15, 139,968,108.23 and 86,509,627.35

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Solution

The fourth proportional to 93,312,072.15, 139,968,108.23 and 86,509,627.35 is: 129,764,441.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,072.15 : 139,968,108.23 = 86,509,627.35 : x
  2. Step 2: Convert to fraction form
    93,312,072.15/139,968,108.23 = 86,509,627.35/x
  3. Step 3: Cross multiply
    93,312,072.15x = 139,968,108.23 × 86,509,627.35
  4. Step 4: Simplify right side
    93,312,072.15x = 12,108,588,883,429,218
  5. Step 5: Solve for x
    x = 12,108,588,883,429,218/93,312,072.15
  6. Step 6: Final answer
    x = 129,764,441.03

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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.