Home / 659,527,682.15-989,323,338.18-216,860,561.24

Finding the Fourth Proportional to 659,527,682.15, 989,323,338.18 and 216,860,561.24

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Solution

The fourth proportional to 659,527,682.15, 989,323,338.18 and 216,860,561.24 is: 325,301,303.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,527,682.15 : 989,323,338.18 = 216,860,561.24 : x
  2. Step 2: Convert to fraction form
    659,527,682.15/989,323,338.18 = 216,860,561.24/x
  3. Step 3: Cross multiply
    659,527,682.15x = 989,323,338.18 × 216,860,561.24
  4. Step 4: Simplify right side
    659,527,682.15x = 214,545,214,365,545,120
  5. Step 5: Solve for x
    x = 214,545,214,365,545,120/659,527,682.15
  6. Step 6: Final answer
    x = 325,301,303.00

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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.