Home / 202,176,243.60-303,264,365.40-161,865,459.60

Finding the Fourth Proportional to 202,176,243.60, 303,264,365.40 and 161,865,459.60

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Solution

The fourth proportional to 202,176,243.60, 303,264,365.40 and 161,865,459.60 is: 242,798,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,176,243.60 : 303,264,365.40 = 161,865,459.60 : x
  2. Step 2: Convert to fraction form
    202,176,243.60/303,264,365.40 = 161,865,459.60/x
  3. Step 3: Cross multiply
    202,176,243.60x = 303,264,365.40 × 161,865,459.60
  4. Step 4: Simplify right side
    202,176,243.60x = 49,088,025,885,773,336
  5. Step 5: Solve for x
    x = 49,088,025,885,773,336/202,176,243.60
  6. Step 6: Final answer
    x = 242,798,189.40

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1.5x scale

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.