Home / 48,446,465,911.20-72,669,698,866.80-47,358,074,743.20

Finding the Fourth Proportional to 48,446,465,911.20, 72,669,698,866.80 and 47,358,074,743.20

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Solution

The fourth proportional to 48,446,465,911.20, 72,669,698,866.80 and 47,358,074,743.20 is: 71,037,112,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,446,465,911.20 : 72,669,698,866.80 = 47,358,074,743.20 : x
  2. Step 2: Convert to fraction form
    48,446,465,911.20/72,669,698,866.80 = 47,358,074,743.20/x
  3. Step 3: Cross multiply
    48,446,465,911.20x = 72,669,698,866.80 × 47,358,074,743.20
  4. Step 4: Simplify right side
    48,446,465,911.20x = 3,441,497,030,499,750,641,664
  5. Step 5: Solve for x
    x = 3,441,497,030,499,750,641,664/48,446,465,911.20
  6. Step 6: Final answer
    x = 71,037,112,114.80

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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.