Home / 478,992,030.30-718,488,045.45-325,937,022.30

Finding the Fourth Proportional to 478,992,030.30, 718,488,045.45 and 325,937,022.30

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Solution

The fourth proportional to 478,992,030.30, 718,488,045.45 and 325,937,022.30 is: 488,905,533.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,992,030.30 : 718,488,045.45 = 325,937,022.30 : x
  2. Step 2: Convert to fraction form
    478,992,030.30/718,488,045.45 = 325,937,022.30/x
  3. Step 3: Cross multiply
    478,992,030.30x = 718,488,045.45 × 325,937,022.30
  4. Step 4: Simplify right side
    478,992,030.30x = 234,181,854,092,120,096
  5. Step 5: Solve for x
    x = 234,181,854,092,120,096/478,992,030.30
  6. Step 6: Final answer
    x = 488,905,533.45

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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.