Home / 93,312,118.70-139,968,178.05-80,323,088.30

Finding the Fourth Proportional to 93,312,118.70, 139,968,178.05 and 80,323,088.30

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Solution

The fourth proportional to 93,312,118.70, 139,968,178.05 and 80,323,088.30 is: 120,484,632.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,118.70 : 139,968,178.05 = 80,323,088.30 : x
  2. Step 2: Convert to fraction form
    93,312,118.70/139,968,178.05 = 80,323,088.30/x
  3. Step 3: Cross multiply
    93,312,118.70x = 139,968,178.05 × 80,323,088.30
  4. Step 4: Simplify right side
    93,312,118.70x = 11,242,676,324,700,272
  5. Step 5: Solve for x
    x = 11,242,676,324,700,272/93,312,118.70
  6. Step 6: Final answer
    x = 120,484,632.45

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Double scale
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Similar ratio
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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.