Home / 794,047,982.40-1,191,072,405.60-248,832,187.20

Finding the Fourth Proportional to 794,047,982.40, 1,191,072,405.60 and 248,832,187.20

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Solution

The fourth proportional to 794,047,982.40, 1,191,072,405.60 and 248,832,187.20 is: 373,248,416.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,047,982.40 : 1,191,072,405.60 = 248,832,187.20 : x
  2. Step 2: Convert to fraction form
    794,047,982.40/1,191,072,405.60 = 248,832,187.20/x
  3. Step 3: Cross multiply
    794,047,982.40x = 1,191,072,405.60 × 248,832,187.20
  4. Step 4: Simplify right side
    794,047,982.40x = 296,377,151,799,013,504
  5. Step 5: Solve for x
    x = 296,377,151,799,013,504/794,047,982.40
  6. Step 6: Final answer
    x = 373,248,416.18

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Double scale
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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.