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Finding the Fourth Proportional to 590,475,957.60, 885,709,270.80 and 153,775,797.60

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Solution

The fourth proportional to 590,475,957.60, 885,709,270.80 and 153,775,797.60 is: 230,662,481.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,475,957.60 : 885,709,270.80 = 153,775,797.60 : x
  2. Step 2: Convert to fraction form
    590,475,957.60/885,709,270.80 = 153,775,797.60/x
  3. Step 3: Cross multiply
    590,475,957.60x = 885,709,270.80 × 153,775,797.60
  4. Step 4: Simplify right side
    590,475,957.60x = 136,200,649,558,984,384
  5. Step 5: Solve for x
    x = 136,200,649,558,984,384/590,475,957.60
  6. Step 6: Final answer
    x = 230,662,481.35

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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.