Home / 453,485,159.55-625,807,985.40-255,246,539.49

Finding the Fourth Proportional to 453,485,159.55, 625,807,985.40 and 255,246,539.49

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Solution

The fourth proportional to 453,485,159.55, 625,807,985.40 and 255,246,539.49 is: 352,239,360.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,485,159.55 : 625,807,985.40 = 255,246,539.49 : x
  2. Step 2: Convert to fraction form
    453,485,159.55/625,807,985.40 = 255,246,539.49/x
  3. Step 3: Cross multiply
    453,485,159.55x = 625,807,985.40 × 255,246,539.49
  4. Step 4: Simplify right side
    453,485,159.55x = 159,735,322,658,558,432
  5. Step 5: Solve for x
    x = 159,735,322,658,558,432/453,485,159.55
  6. Step 6: Final answer
    x = 352,239,360.64

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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.