Home / 161,764,296.30-242,646,444.45-89,960,712.30

Finding the Fourth Proportional to 161,764,296.30, 242,646,444.45 and 89,960,712.30

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Solution

The fourth proportional to 161,764,296.30, 242,646,444.45 and 89,960,712.30 is: 134,941,068.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,764,296.30 : 242,646,444.45 = 89,960,712.30 : x
  2. Step 2: Convert to fraction form
    161,764,296.30/242,646,444.45 = 89,960,712.30/x
  3. Step 3: Cross multiply
    161,764,296.30x = 242,646,444.45 × 89,960,712.30
  4. Step 4: Simplify right side
    161,764,296.30x = 21,828,646,979,784,380
  5. Step 5: Solve for x
    x = 21,828,646,979,784,380/161,764,296.30
  6. Step 6: Final answer
    x = 134,941,068.45

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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.