Home / 572,341,312.90-858,795,404.55-326,886,429.70

Finding the Fourth Proportional to 572,341,312.90, 858,795,404.55 and 326,886,429.70

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Solution

The fourth proportional to 572,341,312.90, 858,795,404.55 and 326,886,429.70 is: 490,491,525.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,341,312.90 : 858,795,404.55 = 326,886,429.70 : x
  2. Step 2: Convert to fraction form
    572,341,312.90/858,795,404.55 = 326,886,429.70/x
  3. Step 3: Cross multiply
    572,341,312.90x = 858,795,404.55 × 326,886,429.70
  4. Step 4: Simplify right side
    572,341,312.90x = 280,728,563,636,116,608
  5. Step 5: Solve for x
    x = 280,728,563,636,116,608/572,341,312.90
  6. Step 6: Final answer
    x = 490,491,525.44

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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.