Home / 252,132,913.40-378,199,370.10-201,114,577.40

Finding the Fourth Proportional to 252,132,913.40, 378,199,370.10 and 201,114,577.40

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Solution

The fourth proportional to 252,132,913.40, 378,199,370.10 and 201,114,577.40 is: 301,671,866.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,132,913.40 : 378,199,370.10 = 201,114,577.40 : x
  2. Step 2: Convert to fraction form
    252,132,913.40/378,199,370.10 = 201,114,577.40/x
  3. Step 3: Cross multiply
    252,132,913.40x = 378,199,370.10 × 201,114,577.40
  4. Step 4: Simplify right side
    252,132,913.40x = 76,061,406,490,607,696
  5. Step 5: Solve for x
    x = 76,061,406,490,607,696/252,132,913.40
  6. Step 6: Final answer
    x = 301,671,866.10

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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.