Home / 744,668,309.58-1,027,688,938.47-410,140,765.50

Finding the Fourth Proportional to 744,668,309.58, 1,027,688,938.47 and 410,140,765.50

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Solution

The fourth proportional to 744,668,309.58, 1,027,688,938.47 and 410,140,765.50 is: 566,019,961.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,668,309.58 : 1,027,688,938.47 = 410,140,765.50 : x
  2. Step 2: Convert to fraction form
    744,668,309.58/1,027,688,938.47 = 410,140,765.50/x
  3. Step 3: Cross multiply
    744,668,309.58x = 1,027,688,938.47 × 410,140,765.50
  4. Step 4: Simplify right side
    744,668,309.58x = 421,497,127,919,968,192
  5. Step 5: Solve for x
    x = 421,497,127,919,968,192/744,668,309.58
  6. Step 6: Final answer
    x = 566,019,961.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.