Home / 55,651,337.20-83,477,005.80-46,723,128.40

Finding the Fourth Proportional to 55,651,337.20, 83,477,005.80 and 46,723,128.40

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Solution

The fourth proportional to 55,651,337.20, 83,477,005.80 and 46,723,128.40 is: 70,084,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,651,337.20 : 83,477,005.80 = 46,723,128.40 : x
  2. Step 2: Convert to fraction form
    55,651,337.20/83,477,005.80 = 46,723,128.40/x
  3. Step 3: Cross multiply
    55,651,337.20x = 83,477,005.80 × 46,723,128.40
  4. Step 4: Simplify right side
    55,651,337.20x = 3,900,306,860,440,944.50
  5. Step 5: Solve for x
    x = 3,900,306,860,440,944.50/55,651,337.20
  6. Step 6: Final answer
    x = 70,084,692.60

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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.