Home / 249,113,253.60-373,669,880.40-145,375,970.40

Finding the Fourth Proportional to 249,113,253.60, 373,669,880.40 and 145,375,970.40

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Solution

The fourth proportional to 249,113,253.60, 373,669,880.40 and 145,375,970.40 is: 218,063,955.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,113,253.60 : 373,669,880.40 = 145,375,970.40 : x
  2. Step 2: Convert to fraction form
    249,113,253.60/373,669,880.40 = 145,375,970.40/x
  3. Step 3: Cross multiply
    249,113,253.60x = 373,669,880.40 × 145,375,970.40
  4. Step 4: Simplify right side
    249,113,253.60x = 54,322,621,472,401,936
  5. Step 5: Solve for x
    x = 54,322,621,472,401,936/249,113,253.60
  6. Step 6: Final answer
    x = 218,063,955.60

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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.