Home / 790,706,862.48-1,186,085,254.68-273,166,784.40

Finding the Fourth Proportional to 790,706,862.48, 1,186,085,254.68 and 273,166,784.40

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Solution

The fourth proportional to 790,706,862.48, 1,186,085,254.68 and 273,166,784.40 is: 409,758,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,706,862.48 : 1,186,085,254.68 = 273,166,784.40 : x
  2. Step 2: Convert to fraction form
    790,706,862.48/1,186,085,254.68 = 273,166,784.40/x
  3. Step 3: Cross multiply
    790,706,862.48x = 1,186,085,254.68 × 273,166,784.40
  4. Step 4: Simplify right side
    790,706,862.48x = 323,999,095,045,190,656
  5. Step 5: Solve for x
    x = 323,999,095,045,190,656/790,706,862.48
  6. Step 6: Final answer
    x = 409,758,799.90

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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.