Home / 617,298,350.72-851,484,237.32-366,224,986.80

Finding the Fourth Proportional to 617,298,350.72, 851,484,237.32 and 366,224,986.80

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Solution

The fourth proportional to 617,298,350.72, 851,484,237.32 and 366,224,986.80 is: 505,160,597.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,298,350.72 : 851,484,237.32 = 366,224,986.80 : x
  2. Step 2: Convert to fraction form
    617,298,350.72/851,484,237.32 = 366,224,986.80/x
  3. Step 3: Cross multiply
    617,298,350.72x = 851,484,237.32 × 366,224,986.80
  4. Step 4: Simplify right side
    617,298,350.72x = 311,834,803,572,925,120
  5. Step 5: Solve for x
    x = 311,834,803,572,925,120/617,298,350.72
  6. Step 6: Final answer
    x = 505,160,597.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.