Home / 77,777,783.30-116,592,025.35-60,496,400.90

Finding the Fourth Proportional to 77,777,783.30, 116,592,025.35 and 60,496,400.90

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Solution

The fourth proportional to 77,777,783.30, 116,592,025.35 and 60,496,400.90 is: 90,686,538.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,777,783.30 : 116,592,025.35 = 60,496,400.90 : x
  2. Step 2: Convert to fraction form
    77,777,783.30/116,592,025.35 = 60,496,400.90/x
  3. Step 3: Cross multiply
    77,777,783.30x = 116,592,025.35 × 60,496,400.90
  4. Step 4: Simplify right side
    77,777,783.30x = 7,053,397,907,316,562
  5. Step 5: Solve for x
    x = 7,053,397,907,316,562/77,777,783.30
  6. Step 6: Final answer
    x = 90,686,538.08

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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.