Home / 50,415,695.60-75,623,543.40-40,337,999.60

Finding the Fourth Proportional to 50,415,695.60, 75,623,543.40 and 40,337,999.60

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Solution

The fourth proportional to 50,415,695.60, 75,623,543.40 and 40,337,999.60 is: 60,506,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,415,695.60 : 75,623,543.40 = 40,337,999.60 : x
  2. Step 2: Convert to fraction form
    50,415,695.60/75,623,543.40 = 40,337,999.60/x
  3. Step 3: Cross multiply
    50,415,695.60x = 75,623,543.40 × 40,337,999.60
  4. Step 4: Simplify right side
    50,415,695.60x = 3,050,502,463,419,783
  5. Step 5: Solve for x
    x = 3,050,502,463,419,783/50,415,695.60
  6. Step 6: Final answer
    x = 60,506,999.40

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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.