Home / 1,163,026,399.04-1,604,981,420.54-634,401,905.12

Finding the Fourth Proportional to 1,163,026,399.04, 1,604,981,420.54 and 634,401,905.12

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Solution

The fourth proportional to 1,163,026,399.04, 1,604,981,420.54 and 634,401,905.12 is: 875,477,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,026,399.04 : 1,604,981,420.54 = 634,401,905.12 : x
  2. Step 2: Convert to fraction form
    1,163,026,399.04/1,604,981,420.54 = 634,401,905.12/x
  3. Step 3: Cross multiply
    1,163,026,399.04x = 1,604,981,420.54 × 634,401,905.12
  4. Step 4: Simplify right side
    1,163,026,399.04x = 1,018,203,270,861,583,104
  5. Step 5: Solve for x
    x = 1,018,203,270,861,583,104/1,163,026,399.04
  6. Step 6: Final answer
    x = 875,477,350.91

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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.