Home / 64,582,823.95-96,847,300.45-20,255,688.66

Finding the Fourth Proportional to 64,582,823.95, 96,847,300.45 and 20,255,688.66

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Solution

The fourth proportional to 64,582,823.95, 96,847,300.45 and 20,255,688.66 is: 30,375,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,582,823.95 : 96,847,300.45 = 20,255,688.66 : x
  2. Step 2: Convert to fraction form
    64,582,823.95/96,847,300.45 = 20,255,688.66/x
  3. Step 3: Cross multiply
    64,582,823.95x = 96,847,300.45 × 20,255,688.66
  4. Step 4: Simplify right side
    64,582,823.95x = 1,961,708,765,426,038.75
  5. Step 5: Solve for x
    x = 1,961,708,765,426,038.75/64,582,823.95
  6. Step 6: Final answer
    x = 30,375,084.98

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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.