Home / 557,358,528.90-836,037,793.35-373,692,519.30

Finding the Fourth Proportional to 557,358,528.90, 836,037,793.35 and 373,692,519.30

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Solution

The fourth proportional to 557,358,528.90, 836,037,793.35 and 373,692,519.30 is: 560,538,778.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,358,528.90 : 836,037,793.35 = 373,692,519.30 : x
  2. Step 2: Convert to fraction form
    557,358,528.90/836,037,793.35 = 373,692,519.30/x
  3. Step 3: Cross multiply
    557,358,528.90x = 836,037,793.35 × 373,692,519.30
  4. Step 4: Simplify right side
    557,358,528.90x = 312,421,069,226,974,336
  5. Step 5: Solve for x
    x = 312,421,069,226,974,336/557,358,528.90
  6. Step 6: Final answer
    x = 560,538,778.95

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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.