Home / 236,209,465.40-354,692,111.70-178,766,598.20

Finding the Fourth Proportional to 236,209,465.40, 354,692,111.70 and 178,766,598.20

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Solution

The fourth proportional to 236,209,465.40, 354,692,111.70 and 178,766,598.20 is: 268,435,907.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,209,465.40 : 354,692,111.70 = 178,766,598.20 : x
  2. Step 2: Convert to fraction form
    236,209,465.40/354,692,111.70 = 178,766,598.20/x
  3. Step 3: Cross multiply
    236,209,465.40x = 354,692,111.70 × 178,766,598.20
  4. Step 4: Simplify right side
    236,209,465.40x = 63,407,102,216,983,416
  5. Step 5: Solve for x
    x = 63,407,102,216,983,416/236,209,465.40
  6. Step 6: Final answer
    x = 268,435,907.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.