Home / 336,798,124.80-505,197,187.20-191,679,302.40

Finding the Fourth Proportional to 336,798,124.80, 505,197,187.20 and 191,679,302.40

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Solution

The fourth proportional to 336,798,124.80, 505,197,187.20 and 191,679,302.40 is: 287,518,953.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,798,124.80 : 505,197,187.20 = 191,679,302.40 : x
  2. Step 2: Convert to fraction form
    336,798,124.80/505,197,187.20 = 191,679,302.40/x
  3. Step 3: Cross multiply
    336,798,124.80x = 505,197,187.20 × 191,679,302.40
  4. Step 4: Simplify right side
    336,798,124.80x = 96,835,844,416,938,208
  5. Step 5: Solve for x
    x = 96,835,844,416,938,208/336,798,124.80
  6. Step 6: Final answer
    x = 287,518,953.60

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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.