Home / 47,243,320.40-70,864,980.60-46,347,525.20

Finding the Fourth Proportional to 47,243,320.40, 70,864,980.60 and 46,347,525.20

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Solution

The fourth proportional to 47,243,320.40, 70,864,980.60 and 46,347,525.20 is: 69,521,287.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,243,320.40 : 70,864,980.60 = 46,347,525.20 : x
  2. Step 2: Convert to fraction form
    47,243,320.40/70,864,980.60 = 46,347,525.20/x
  3. Step 3: Cross multiply
    47,243,320.40x = 70,864,980.60 × 46,347,525.20
  4. Step 4: Simplify right side
    47,243,320.40x = 3,284,416,474,156,011
  5. Step 5: Solve for x
    x = 3,284,416,474,156,011/47,243,320.40
  6. Step 6: Final answer
    x = 69,521,287.80

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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.