Home / 73,281,603.40-109,922,405.10-47,772,435.40

Finding the Fourth Proportional to 73,281,603.40, 109,922,405.10 and 47,772,435.40

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Solution

The fourth proportional to 73,281,603.40, 109,922,405.10 and 47,772,435.40 is: 71,658,653.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,281,603.40 : 109,922,405.10 = 47,772,435.40 : x
  2. Step 2: Convert to fraction form
    73,281,603.40/109,922,405.10 = 47,772,435.40/x
  3. Step 3: Cross multiply
    73,281,603.40x = 109,922,405.10 × 47,772,435.40
  4. Step 4: Simplify right side
    73,281,603.40x = 5,251,260,996,652,380
  5. Step 5: Solve for x
    x = 5,251,260,996,652,380/73,281,603.40
  6. Step 6: Final answer
    x = 71,658,653.10

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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.