Home / 93,312,256.30-139,968,384.46-87,340,288.30

Finding the Fourth Proportional to 93,312,256.30, 139,968,384.46 and 87,340,288.30

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Solution

The fourth proportional to 93,312,256.30, 139,968,384.46 and 87,340,288.30 is: 131,010,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,256.30 : 139,968,384.46 = 87,340,288.30 : x
  2. Step 2: Convert to fraction form
    93,312,256.30/139,968,384.46 = 87,340,288.30/x
  3. Step 3: Cross multiply
    93,312,256.30x = 139,968,384.46 × 87,340,288.30
  4. Step 4: Simplify right side
    93,312,256.30x = 12,224,879,051,621,640
  5. Step 5: Solve for x
    x = 12,224,879,051,621,640/93,312,256.30
  6. Step 6: Final answer
    x = 131,010,432.46

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Double scale
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Similar ratio
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1.5x scale

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.