Home / 1,177,430,004.76-1,624,888,066.50-648,828,041.56

Finding the Fourth Proportional to 1,177,430,004.76, 1,624,888,066.50 and 648,828,041.56

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Solution

The fourth proportional to 1,177,430,004.76, 1,624,888,066.50 and 648,828,041.56 is: 895,401,796.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,430,004.76 : 1,624,888,066.50 = 648,828,041.56 : x
  2. Step 2: Convert to fraction form
    1,177,430,004.76/1,624,888,066.50 = 648,828,041.56/x
  3. Step 3: Cross multiply
    1,177,430,004.76x = 1,624,888,066.50 × 648,828,041.56
  4. Step 4: Simplify right side
    1,177,430,004.76x = 1,054,272,941,941,409,920
  5. Step 5: Solve for x
    x = 1,054,272,941,941,409,920/1,177,430,004.76
  6. Step 6: Final answer
    x = 895,401,796.86

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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.