Home / 99,795,427.20-149,693,140.80-48,710,217.60

Finding the Fourth Proportional to 99,795,427.20, 149,693,140.80 and 48,710,217.60

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Solution

The fourth proportional to 99,795,427.20, 149,693,140.80 and 48,710,217.60 is: 73,065,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,795,427.20 : 149,693,140.80 = 48,710,217.60 : x
  2. Step 2: Convert to fraction form
    99,795,427.20/149,693,140.80 = 48,710,217.60/x
  3. Step 3: Cross multiply
    99,795,427.20x = 149,693,140.80 × 48,710,217.60
  4. Step 4: Simplify right side
    99,795,427.20x = 7,291,585,461,595,439
  5. Step 5: Solve for x
    x = 7,291,585,461,595,439/99,795,427.20
  6. Step 6: Final answer
    x = 73,065,326.40

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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.