Home / 989,482,549.20-1,484,406,285.48-325,533,953.04

Finding the Fourth Proportional to 989,482,549.20, 1,484,406,285.48 and 325,533,953.04

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Solution

The fourth proportional to 989,482,549.20, 1,484,406,285.48 and 325,533,953.04 is: 488,360,958.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,482,549.20 : 1,484,406,285.48 = 325,533,953.04 : x
  2. Step 2: Convert to fraction form
    989,482,549.20/1,484,406,285.48 = 325,533,953.04/x
  3. Step 3: Cross multiply
    989,482,549.20x = 1,484,406,285.48 × 325,533,953.04
  4. Step 4: Simplify right side
    989,482,549.20x = 483,224,646,029,727,168
  5. Step 5: Solve for x
    x = 483,224,646,029,727,168/989,482,549.20
  6. Step 6: Final answer
    x = 488,360,958.38

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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.