Home / 936,042,445.40-1,404,063,668.10-663,944,653.40

Finding the Fourth Proportional to 936,042,445.40, 1,404,063,668.10 and 663,944,653.40

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Solution

The fourth proportional to 936,042,445.40, 1,404,063,668.10 and 663,944,653.40 is: 995,916,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,042,445.40 : 1,404,063,668.10 = 663,944,653.40 : x
  2. Step 2: Convert to fraction form
    936,042,445.40/1,404,063,668.10 = 663,944,653.40/x
  3. Step 3: Cross multiply
    936,042,445.40x = 1,404,063,668.10 × 663,944,653.40
  4. Step 4: Simplify right side
    936,042,445.40x = 932,220,565,468,187,008
  5. Step 5: Solve for x
    x = 932,220,565,468,187,008/936,042,445.40
  6. Step 6: Final answer
    x = 995,916,980.10

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1.5x scale

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.