Home / 465,525,627.84-698,263,130.88-142,409,499.84

Finding the Fourth Proportional to 465,525,627.84, 698,263,130.88 and 142,409,499.84

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Solution

The fourth proportional to 465,525,627.84, 698,263,130.88 and 142,409,499.84 is: 213,606,506.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,525,627.84 : 698,263,130.88 = 142,409,499.84 : x
  2. Step 2: Convert to fraction form
    465,525,627.84/698,263,130.88 = 142,409,499.84/x
  3. Step 3: Cross multiply
    465,525,627.84x = 698,263,130.88 × 142,409,499.84
  4. Step 4: Simplify right side
    465,525,627.84x = 99,439,303,225,333,264
  5. Step 5: Solve for x
    x = 99,439,303,225,333,264/465,525,627.84
  6. Step 6: Final answer
    x = 213,606,506.88

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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.