Home / 623,641,211.47-860,614,454.77-345,176,756.29

Finding the Fourth Proportional to 623,641,211.47, 860,614,454.77 and 345,176,756.29

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Solution

The fourth proportional to 623,641,211.47, 860,614,454.77 and 345,176,756.29 is: 476,338,157.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,641,211.47 : 860,614,454.77 = 345,176,756.29 : x
  2. Step 2: Convert to fraction form
    623,641,211.47/860,614,454.77 = 345,176,756.29/x
  3. Step 3: Cross multiply
    623,641,211.47x = 860,614,454.77 × 345,176,756.29
  4. Step 4: Simplify right side
    623,641,211.47x = 297,064,105,913,795,520
  5. Step 5: Solve for x
    x = 297,064,105,913,795,520/623,641,211.47
  6. Step 6: Final answer
    x = 476,338,157.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.