Home / 161,878,655.60-242,817,983.40-113,411,236.40

Finding the Fourth Proportional to 161,878,655.60, 242,817,983.40 and 113,411,236.40

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Solution

The fourth proportional to 161,878,655.60, 242,817,983.40 and 113,411,236.40 is: 170,116,854.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,878,655.60 : 242,817,983.40 = 113,411,236.40 : x
  2. Step 2: Convert to fraction form
    161,878,655.60/242,817,983.40 = 113,411,236.40/x
  3. Step 3: Cross multiply
    161,878,655.60x = 242,817,983.40 × 113,411,236.40
  4. Step 4: Simplify right side
    161,878,655.60x = 27,538,287,717,548,676
  5. Step 5: Solve for x
    x = 27,538,287,717,548,676/161,878,655.60
  6. Step 6: Final answer
    x = 170,116,854.60

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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.