Home / 161,857,257.60-242,785,886.40-144,851,145.60

Finding the Fourth Proportional to 161,857,257.60, 242,785,886.40 and 144,851,145.60

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Solution

The fourth proportional to 161,857,257.60, 242,785,886.40 and 144,851,145.60 is: 217,276,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,857,257.60 : 242,785,886.40 = 144,851,145.60 : x
  2. Step 2: Convert to fraction form
    161,857,257.60/242,785,886.40 = 144,851,145.60/x
  3. Step 3: Cross multiply
    161,857,257.60x = 242,785,886.40 × 144,851,145.60
  4. Step 4: Simplify right side
    161,857,257.60x = 35,167,813,780,551,460
  5. Step 5: Solve for x
    x = 35,167,813,780,551,460/161,857,257.60
  6. Step 6: Final answer
    x = 217,276,718.40

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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.