Home / 76,466,730.40-114,700,095.60-61,350,186.40

Finding the Fourth Proportional to 76,466,730.40, 114,700,095.60 and 61,350,186.40

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Solution

The fourth proportional to 76,466,730.40, 114,700,095.60 and 61,350,186.40 is: 92,025,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,466,730.40 : 114,700,095.60 = 61,350,186.40 : x
  2. Step 2: Convert to fraction form
    76,466,730.40/114,700,095.60 = 61,350,186.40/x
  3. Step 3: Cross multiply
    76,466,730.40x = 114,700,095.60 × 61,350,186.40
  4. Step 4: Simplify right side
    76,466,730.40x = 7,036,872,245,157,819
  5. Step 5: Solve for x
    x = 7,036,872,245,157,819/76,466,730.40
  6. Step 6: Final answer
    x = 92,025,279.60

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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.