Home / 207,157,056,317.40-310,735,596,285.90-50,122,618,109.40

Finding the Fourth Proportional to 207,157,056,317.40, 310,735,596,285.90 and 50,122,618,109.40

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Solution

The fourth proportional to 207,157,056,317.40, 310,735,596,285.90 and 50,122,618,109.40 is: 75,183,930,021.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,157,056,317.40 : 310,735,596,285.90 = 50,122,618,109.40 : x
  2. Step 2: Convert to fraction form
    207,157,056,317.40/310,735,596,285.90 = 50,122,618,109.40/x
  3. Step 3: Cross multiply
    207,157,056,317.40x = 310,735,596,285.90 × 50,122,618,109.40
  4. Step 4: Simplify right side
    207,157,056,317.40x = 15,574,881,625,634,861,219,840
  5. Step 5: Solve for x
    x = 15,574,881,625,634,861,219,840/207,157,056,317.40
  6. Step 6: Final answer
    x = 75,183,930,021.54

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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.