Home / 907,132,291.20-1,360,698,436.80-447,967,267.20

Finding the Fourth Proportional to 907,132,291.20, 1,360,698,436.80 and 447,967,267.20

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Solution

The fourth proportional to 907,132,291.20, 1,360,698,436.80 and 447,967,267.20 is: 671,950,900.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,132,291.20 : 1,360,698,436.80 = 447,967,267.20 : x
  2. Step 2: Convert to fraction form
    907,132,291.20/1,360,698,436.80 = 447,967,267.20/x
  3. Step 3: Cross multiply
    907,132,291.20x = 1,360,698,436.80 × 447,967,267.20
  4. Step 4: Simplify right side
    907,132,291.20x = 609,548,360,216,607,872
  5. Step 5: Solve for x
    x = 609,548,360,216,607,872/907,132,291.20
  6. Step 6: Final answer
    x = 671,950,900.80

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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.