Home / 433,348,622.33-650,072,255.81-157,129,931.84

Finding the Fourth Proportional to 433,348,622.33, 650,072,255.81 and 157,129,931.84

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Solution

The fourth proportional to 433,348,622.33, 650,072,255.81 and 157,129,931.84 is: 235,712,781.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,348,622.33 : 650,072,255.81 = 157,129,931.84 : x
  2. Step 2: Convert to fraction form
    433,348,622.33/650,072,255.81 = 157,129,931.84/x
  3. Step 3: Cross multiply
    433,348,622.33x = 650,072,255.81 × 157,129,931.84
  4. Step 4: Simplify right side
    433,348,622.33x = 102,145,809,242,464,336
  5. Step 5: Solve for x
    x = 102,145,809,242,464,336/433,348,622.33
  6. Step 6: Final answer
    x = 235,712,781.77

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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.