Home / 30,711,442,447.40-46,067,163,671.10-28,292,795,407.40

Finding the Fourth Proportional to 30,711,442,447.40, 46,067,163,671.10 and 28,292,795,407.40

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Solution

The fourth proportional to 30,711,442,447.40, 46,067,163,671.10 and 28,292,795,407.40 is: 42,439,193,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,711,442,447.40 : 46,067,163,671.10 = 28,292,795,407.40 : x
  2. Step 2: Convert to fraction form
    30,711,442,447.40/46,067,163,671.10 = 28,292,795,407.40/x
  3. Step 3: Cross multiply
    30,711,442,447.40x = 46,067,163,671.10 × 28,292,795,407.40
  4. Step 4: Simplify right side
    30,711,442,447.40x = 1,303,368,836,745,642,115,072
  5. Step 5: Solve for x
    x = 1,303,368,836,745,642,115,072/30,711,442,447.40
  6. Step 6: Final answer
    x = 42,439,193,111.10

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Double scale
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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.