Home / 646,916,863.61-970,030,043.28-335,711,132.12

Finding the Fourth Proportional to 646,916,863.61, 970,030,043.28 and 335,711,132.12

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Solution

The fourth proportional to 646,916,863.61, 970,030,043.28 and 335,711,132.12 is: 503,387,532.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,916,863.61 : 970,030,043.28 = 335,711,132.12 : x
  2. Step 2: Convert to fraction form
    646,916,863.61/970,030,043.28 = 335,711,132.12/x
  3. Step 3: Cross multiply
    646,916,863.61x = 970,030,043.28 × 335,711,132.12
  4. Step 4: Simplify right side
    646,916,863.61x = 325,649,884,015,091,264
  5. Step 5: Solve for x
    x = 325,649,884,015,091,264/646,916,863.61
  6. Step 6: Final answer
    x = 503,387,532.98

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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.