Home / 510,022,749.60-715,392,338.40-510,022,749.60

Finding the Fourth Proportional to 510,022,749.60, 715,392,338.40 and 510,022,749.60

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Solution

The fourth proportional to 510,022,749.60, 715,392,338.40 and 510,022,749.60 is: 715,392,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,022,749.60 : 715,392,338.40 = 510,022,749.60 : x
  2. Step 2: Convert to fraction form
    510,022,749.60/715,392,338.40 = 510,022,749.60/x
  3. Step 3: Cross multiply
    510,022,749.60x = 715,392,338.40 × 510,022,749.60
  4. Step 4: Simplify right side
    510,022,749.60x = 364,866,367,473,541,696
  5. Step 5: Solve for x
    x = 364,866,367,473,541,696/510,022,749.60
  6. Step 6: Final answer
    x = 715,392,338.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.