Home / 850,883,010.30-1,174,308,829.02-498,754,853.82

Finding the Fourth Proportional to 850,883,010.30, 1,174,308,829.02 and 498,754,853.82

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Solution

The fourth proportional to 850,883,010.30, 1,174,308,829.02 and 498,754,853.82 is: 688,334,613.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,883,010.30 : 1,174,308,829.02 = 498,754,853.82 : x
  2. Step 2: Convert to fraction form
    850,883,010.30/1,174,308,829.02 = 498,754,853.82/x
  3. Step 3: Cross multiply
    850,883,010.30x = 1,174,308,829.02 × 498,754,853.82
  4. Step 4: Simplify right side
    850,883,010.30x = 585,692,228,357,405,440
  5. Step 5: Solve for x
    x = 585,692,228,357,405,440/850,883,010.30
  6. Step 6: Final answer
    x = 688,334,613.89

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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.