Home / 924,705,690.87-1,387,058,509.50-426,568,822.93

Finding the Fourth Proportional to 924,705,690.87, 1,387,058,509.50 and 426,568,822.93

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Solution

The fourth proportional to 924,705,690.87, 1,387,058,509.50 and 426,568,822.93 is: 639,853,222.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,705,690.87 : 1,387,058,509.50 = 426,568,822.93 : x
  2. Step 2: Convert to fraction form
    924,705,690.87/1,387,058,509.50 = 426,568,822.93/x
  3. Step 3: Cross multiply
    924,705,690.87x = 1,387,058,509.50 × 426,568,822.93
  4. Step 4: Simplify right side
    924,705,690.87x = 591,675,915,736,796,800
  5. Step 5: Solve for x
    x = 591,675,915,736,796,800/924,705,690.87
  6. Step 6: Final answer
    x = 639,853,222.03

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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.