Home / 478,526,697.36-717,795,742.08-133,459,329.60

Finding the Fourth Proportional to 478,526,697.36, 717,795,742.08 and 133,459,329.60

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Solution

The fourth proportional to 478,526,697.36, 717,795,742.08 and 133,459,329.60 is: 200,190,583.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,526,697.36 : 717,795,742.08 = 133,459,329.60 : x
  2. Step 2: Convert to fraction form
    478,526,697.36/717,795,742.08 = 133,459,329.60/x
  3. Step 3: Cross multiply
    478,526,697.36x = 717,795,742.08 × 133,459,329.60
  4. Step 4: Simplify right side
    478,526,697.36x = 95,796,538,527,731,312
  5. Step 5: Solve for x
    x = 95,796,538,527,731,312/478,526,697.36
  6. Step 6: Final answer
    x = 200,190,583.00

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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.