Home / 102,335,418.42-153,486,310.92-36,742,977.30

Finding the Fourth Proportional to 102,335,418.42, 153,486,310.92 and 36,742,977.30

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Solution

The fourth proportional to 102,335,418.42, 153,486,310.92 and 36,742,977.30 is: 55,108,428.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,335,418.42 : 153,486,310.92 = 36,742,977.30 : x
  2. Step 2: Convert to fraction form
    102,335,418.42/153,486,310.92 = 36,742,977.30/x
  3. Step 3: Cross multiply
    102,335,418.42x = 153,486,310.92 × 36,742,977.30
  4. Step 4: Simplify right side
    102,335,418.42x = 5,639,544,037,994,301
  5. Step 5: Solve for x
    x = 5,639,544,037,994,301/102,335,418.42
  6. Step 6: Final answer
    x = 55,108,428.00

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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.