Home / 330,558,260.40-495,837,390.60-310,402,868.40

Finding the Fourth Proportional to 330,558,260.40, 495,837,390.60 and 310,402,868.40

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Solution

The fourth proportional to 330,558,260.40, 495,837,390.60 and 310,402,868.40 is: 465,604,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,558,260.40 : 495,837,390.60 = 310,402,868.40 : x
  2. Step 2: Convert to fraction form
    330,558,260.40/495,837,390.60 = 310,402,868.40/x
  3. Step 3: Cross multiply
    330,558,260.40x = 495,837,390.60 × 310,402,868.40
  4. Step 4: Simplify right side
    330,558,260.40x = 153,909,348,302,211,200
  5. Step 5: Solve for x
    x = 153,909,348,302,211,200/330,558,260.40
  6. Step 6: Final answer
    x = 465,604,302.60

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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.