Home / 851,702,530.16-1,278,003,904.74-604,306,622.30

Finding the Fourth Proportional to 851,702,530.16, 1,278,003,904.74 and 604,306,622.30

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Solution

The fourth proportional to 851,702,530.16, 1,278,003,904.74 and 604,306,622.30 is: 906,779,298.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,702,530.16 : 1,278,003,904.74 = 604,306,622.30 : x
  2. Step 2: Convert to fraction form
    851,702,530.16/1,278,003,904.74 = 604,306,622.30/x
  3. Step 3: Cross multiply
    851,702,530.16x = 1,278,003,904.74 × 604,306,622.30
  4. Step 4: Simplify right side
    851,702,530.16x = 772,306,222,959,640,320
  5. Step 5: Solve for x
    x = 772,306,222,959,640,320/851,702,530.16
  6. Step 6: Final answer
    x = 906,779,298.65

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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.