Home / 567,876,645.70-851,814,968.55-470,941,807.30

Finding the Fourth Proportional to 567,876,645.70, 851,814,968.55 and 470,941,807.30

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Solution

The fourth proportional to 567,876,645.70, 851,814,968.55 and 470,941,807.30 is: 706,412,710.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,876,645.70 : 851,814,968.55 = 470,941,807.30 : x
  2. Step 2: Convert to fraction form
    567,876,645.70/851,814,968.55 = 470,941,807.30/x
  3. Step 3: Cross multiply
    567,876,645.70x = 851,814,968.55 × 470,941,807.30
  4. Step 4: Simplify right side
    567,876,645.70x = 401,155,280,774,129,664
  5. Step 5: Solve for x
    x = 401,155,280,774,129,664/567,876,645.70
  6. Step 6: Final answer
    x = 706,412,710.95

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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.