Home / 469,617,382.51-648,113,055.20-260,814,345.55

Finding the Fourth Proportional to 469,617,382.51, 648,113,055.20 and 260,814,345.55

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Solution

The fourth proportional to 469,617,382.51, 648,113,055.20 and 260,814,345.55 is: 359,946,604.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,617,382.51 : 648,113,055.20 = 260,814,345.55 : x
  2. Step 2: Convert to fraction form
    469,617,382.51/648,113,055.20 = 260,814,345.55/x
  3. Step 3: Cross multiply
    469,617,382.51x = 648,113,055.20 × 260,814,345.55
  4. Step 4: Simplify right side
    469,617,382.51x = 169,037,182,333,094,976
  5. Step 5: Solve for x
    x = 169,037,182,333,094,976/469,617,382.51
  6. Step 6: Final answer
    x = 359,946,604.68

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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.