Home / 54,376,534.20-81,564,801.30-52,286,345.40

Finding the Fourth Proportional to 54,376,534.20, 81,564,801.30 and 52,286,345.40

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Solution

The fourth proportional to 54,376,534.20, 81,564,801.30 and 52,286,345.40 is: 78,429,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,376,534.20 : 81,564,801.30 = 52,286,345.40 : x
  2. Step 2: Convert to fraction form
    54,376,534.20/81,564,801.30 = 52,286,345.40/x
  3. Step 3: Cross multiply
    54,376,534.20x = 81,564,801.30 × 52,286,345.40
  4. Step 4: Simplify right side
    54,376,534.20x = 4,264,725,373,254,168.50
  5. Step 5: Solve for x
    x = 4,264,725,373,254,168.50/54,376,534.20
  6. Step 6: Final answer
    x = 78,429,518.10

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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.