Home / 306,893,554.72-460,284,874.89-88,490,199.40

Finding the Fourth Proportional to 306,893,554.72, 460,284,874.89 and 88,490,199.40

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Solution

The fourth proportional to 306,893,554.72, 460,284,874.89 and 88,490,199.40 is: 132,719,308.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,893,554.72 : 460,284,874.89 = 88,490,199.40 : x
  2. Step 2: Convert to fraction form
    306,893,554.72/460,284,874.89 = 88,490,199.40/x
  3. Step 3: Cross multiply
    306,893,554.72x = 460,284,874.89 × 88,490,199.40
  4. Step 4: Simplify right side
    306,893,554.72x = 40,730,700,359,820,152
  5. Step 5: Solve for x
    x = 40,730,700,359,820,152/306,893,554.72
  6. Step 6: Final answer
    x = 132,719,308.48

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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.