Home / 108,534,090.59-162,709,569.83-47,076,980.33

Finding the Fourth Proportional to 108,534,090.59, 162,709,569.83 and 47,076,980.33

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Solution

The fourth proportional to 108,534,090.59, 162,709,569.83 and 47,076,980.33 is: 70,575,753.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,534,090.59 : 162,709,569.83 = 47,076,980.33 : x
  2. Step 2: Convert to fraction form
    108,534,090.59/162,709,569.83 = 47,076,980.33/x
  3. Step 3: Cross multiply
    108,534,090.59x = 162,709,569.83 × 47,076,980.33
  4. Step 4: Simplify right side
    108,534,090.59x = 7,659,875,218,914,139
  5. Step 5: Solve for x
    x = 7,659,875,218,914,139/108,534,090.59
  6. Step 6: Final answer
    x = 70,575,753.46

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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.