Home / 336,995,937.80-505,549,893.90-132,530,683.40

Finding the Fourth Proportional to 336,995,937.80, 505,549,893.90 and 132,530,683.40

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Solution

The fourth proportional to 336,995,937.80, 505,549,893.90 and 132,530,683.40 is: 198,818,043.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,995,937.80 : 505,549,893.90 = 132,530,683.40 : x
  2. Step 2: Convert to fraction form
    336,995,937.80/505,549,893.90 = 132,530,683.40/x
  3. Step 3: Cross multiply
    336,995,937.80x = 505,549,893.90 × 132,530,683.40
  4. Step 4: Simplify right side
    336,995,937.80x = 67,000,872,931,364,488
  5. Step 5: Solve for x
    x = 67,000,872,931,364,488/336,995,937.80
  6. Step 6: Final answer
    x = 198,818,043.23

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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.