Home / 108,870,486.88-163,406,922-55,056,419.68

Finding the Fourth Proportional to 108,870,486.88, 163,406,922 and 55,056,419.68

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Solution

The fourth proportional to 108,870,486.88, 163,406,922 and 55,056,419.68 is: 82,635,802.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,870,486.88 : 163,406,922 = 55,056,419.68 : x
  2. Step 2: Convert to fraction form
    108,870,486.88/163,406,922 = 55,056,419.68/x
  3. Step 3: Cross multiply
    108,870,486.88x = 163,406,922 × 55,056,419.68
  4. Step 4: Simplify right side
    108,870,486.88x = 8,996,600,076,249,025
  5. Step 5: Solve for x
    x = 8,996,600,076,249,025/108,870,486.88
  6. Step 6: Final answer
    x = 82,635,802.72

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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.