Home / 72,581,595,556.80-108,872,393,335.20-60,184,139,908.80

Finding the Fourth Proportional to 72,581,595,556.80, 108,872,393,335.20 and 60,184,139,908.80

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Solution

The fourth proportional to 72,581,595,556.80, 108,872,393,335.20 and 60,184,139,908.80 is: 90,276,209,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,581,595,556.80 : 108,872,393,335.20 = 60,184,139,908.80 : x
  2. Step 2: Convert to fraction form
    72,581,595,556.80/108,872,393,335.20 = 60,184,139,908.80/x
  3. Step 3: Cross multiply
    72,581,595,556.80x = 108,872,393,335.20 × 60,184,139,908.80
  4. Step 4: Simplify right side
    72,581,595,556.80x = 6,552,391,352,691,581,779,968
  5. Step 5: Solve for x
    x = 6,552,391,352,691,581,779,968/72,581,595,556.80
  6. Step 6: Final answer
    x = 90,276,209,863.20

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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.