Home / 99,076,577.70-148,614,866.55-64,639,200.90

Finding the Fourth Proportional to 99,076,577.70, 148,614,866.55 and 64,639,200.90

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Solution

The fourth proportional to 99,076,577.70, 148,614,866.55 and 64,639,200.90 is: 96,958,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,076,577.70 : 148,614,866.55 = 64,639,200.90 : x
  2. Step 2: Convert to fraction form
    99,076,577.70/148,614,866.55 = 64,639,200.90/x
  3. Step 3: Cross multiply
    99,076,577.70x = 148,614,866.55 × 64,639,200.90
  4. Step 4: Simplify right side
    99,076,577.70x = 9,606,346,215,652,140
  5. Step 5: Solve for x
    x = 9,606,346,215,652,140/99,076,577.70
  6. Step 6: Final answer
    x = 96,958,801.35

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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.