Home / 447,768,363.09-617,911,941.65-249,525,490.89

Finding the Fourth Proportional to 447,768,363.09, 617,911,941.65 and 249,525,490.89

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Solution

The fourth proportional to 447,768,363.09, 617,911,941.65 and 249,525,490.89 is: 344,340,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,768,363.09 : 617,911,941.65 = 249,525,490.89 : x
  2. Step 2: Convert to fraction form
    447,768,363.09/617,911,941.65 = 249,525,490.89/x
  3. Step 3: Cross multiply
    447,768,363.09x = 617,911,941.65 × 249,525,490.89
  4. Step 4: Simplify right side
    447,768,363.09x = 154,184,780,565,761,632
  5. Step 5: Solve for x
    x = 154,184,780,565,761,632/447,768,363.09
  6. Step 6: Final answer
    x = 344,340,496.73

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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.