Home / 713,367,009.70-1,070,050,514.55-325,946,520.70

Finding the Fourth Proportional to 713,367,009.70, 1,070,050,514.55 and 325,946,520.70

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Solution

The fourth proportional to 713,367,009.70, 1,070,050,514.55 and 325,946,520.70 is: 488,919,781.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,367,009.70 : 1,070,050,514.55 = 325,946,520.70 : x
  2. Step 2: Convert to fraction form
    713,367,009.70/1,070,050,514.55 = 325,946,520.70/x
  3. Step 3: Cross multiply
    713,367,009.70x = 1,070,050,514.55 × 325,946,520.70
  4. Step 4: Simplify right side
    713,367,009.70x = 348,779,242,190,817,216
  5. Step 5: Solve for x
    x = 348,779,242,190,817,216/713,367,009.70
  6. Step 6: Final answer
    x = 488,919,781.05

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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.