Home / 330,558,272.40-495,837,408.60-310,402,880.40

Finding the Fourth Proportional to 330,558,272.40, 495,837,408.60 and 310,402,880.40

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Solution

The fourth proportional to 330,558,272.40, 495,837,408.60 and 310,402,880.40 is: 465,604,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,558,272.40 : 495,837,408.60 = 310,402,880.40 : x
  2. Step 2: Convert to fraction form
    330,558,272.40/495,837,408.60 = 310,402,880.40/x
  3. Step 3: Cross multiply
    330,558,272.40x = 495,837,408.60 × 310,402,880.40
  4. Step 4: Simplify right side
    330,558,272.40x = 153,909,359,839,511,712
  5. Step 5: Solve for x
    x = 153,909,359,839,511,712/330,558,272.40
  6. Step 6: Final answer
    x = 465,604,320.60

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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.