Home / 747,980,307.20-1,032,315,363.96-430,434,026.96

Finding the Fourth Proportional to 747,980,307.20, 1,032,315,363.96 and 430,434,026.96

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Solution

The fourth proportional to 747,980,307.20, 1,032,315,363.96 and 430,434,026.96 is: 594,057,965.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,980,307.20 : 1,032,315,363.96 = 430,434,026.96 : x
  2. Step 2: Convert to fraction form
    747,980,307.20/1,032,315,363.96 = 430,434,026.96/x
  3. Step 3: Cross multiply
    747,980,307.20x = 1,032,315,363.96 × 430,434,026.96
  4. Step 4: Simplify right side
    747,980,307.20x = 444,343,659,201,980,864
  5. Step 5: Solve for x
    x = 444,343,659,201,980,864/747,980,307.20
  6. Step 6: Final answer
    x = 594,057,965.06

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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.