Home / 456,484,984.92-684,301,492.84-180,138,487.52

Finding the Fourth Proportional to 456,484,984.92, 684,301,492.84 and 180,138,487.52

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Solution

The fourth proportional to 456,484,984.92, 684,301,492.84 and 180,138,487.52 is: 270,039,628.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,484,984.92 : 684,301,492.84 = 180,138,487.52 : x
  2. Step 2: Convert to fraction form
    456,484,984.92/684,301,492.84 = 180,138,487.52/x
  3. Step 3: Cross multiply
    456,484,984.92x = 684,301,492.84 × 180,138,487.52
  4. Step 4: Simplify right side
    456,484,984.92x = 123,269,035,927,875,728
  5. Step 5: Solve for x
    x = 123,269,035,927,875,728/456,484,984.92
  6. Step 6: Final answer
    x = 270,039,628.90

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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.