Home / 249,156,598.40-374,112,811.20-191,713,731.20

Finding the Fourth Proportional to 249,156,598.40, 374,112,811.20 and 191,713,731.20

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Solution

The fourth proportional to 249,156,598.40, 374,112,811.20 and 191,713,731.20 is: 287,861,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,156,598.40 : 374,112,811.20 = 191,713,731.20 : x
  2. Step 2: Convert to fraction form
    249,156,598.40/374,112,811.20 = 191,713,731.20/x
  3. Step 3: Cross multiply
    249,156,598.40x = 374,112,811.20 × 191,713,731.20
  4. Step 4: Simplify right side
    249,156,598.40x = 71,722,562,924,873,144
  5. Step 5: Solve for x
    x = 71,722,562,924,873,144/249,156,598.40
  6. Step 6: Final answer
    x = 287,861,382.70

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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.