Home / 93,312,074.55-139,968,111.83-87,340,106.55

Finding the Fourth Proportional to 93,312,074.55, 139,968,111.83 and 87,340,106.55

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Solution

The fourth proportional to 93,312,074.55, 139,968,111.83 and 87,340,106.55 is: 131,010,159.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,074.55 : 139,968,111.83 = 87,340,106.55 : x
  2. Step 2: Convert to fraction form
    93,312,074.55/139,968,111.83 = 87,340,106.55/x
  3. Step 3: Cross multiply
    93,312,074.55x = 139,968,111.83 × 87,340,106.55
  4. Step 4: Simplify right side
    93,312,074.55x = 12,224,829,800,397,814
  5. Step 5: Solve for x
    x = 12,224,829,800,397,814/93,312,074.55
  6. Step 6: Final answer
    x = 131,010,159.83

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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.