Home / 142,470,144,977.60-213,705,217,466.40-49,412,700,113.60

Finding the Fourth Proportional to 142,470,144,977.60, 213,705,217,466.40 and 49,412,700,113.60

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Solution

The fourth proportional to 142,470,144,977.60, 213,705,217,466.40 and 49,412,700,113.60 is: 74,119,050,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,470,144,977.60 : 213,705,217,466.40 = 49,412,700,113.60 : x
  2. Step 2: Convert to fraction form
    142,470,144,977.60/213,705,217,466.40 = 49,412,700,113.60/x
  3. Step 3: Cross multiply
    142,470,144,977.60x = 213,705,217,466.40 × 49,412,700,113.60
  4. Step 4: Simplify right side
    142,470,144,977.60x = 10,559,751,823,378,895,339,520
  5. Step 5: Solve for x
    x = 10,559,751,823,378,895,339,520/142,470,144,977.60
  6. Step 6: Final answer
    x = 74,119,050,170.40

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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.