Home / 74,774,404.20-112,161,606.30-45,926,999.40

Finding the Fourth Proportional to 74,774,404.20, 112,161,606.30 and 45,926,999.40

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Solution

The fourth proportional to 74,774,404.20, 112,161,606.30 and 45,926,999.40 is: 68,890,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,774,404.20 : 112,161,606.30 = 45,926,999.40 : x
  2. Step 2: Convert to fraction form
    74,774,404.20/112,161,606.30 = 45,926,999.40/x
  3. Step 3: Cross multiply
    74,774,404.20x = 112,161,606.30 × 45,926,999.40
  4. Step 4: Simplify right side
    74,774,404.20x = 5,151,246,025,243,136
  5. Step 5: Solve for x
    x = 5,151,246,025,243,136/74,774,404.20
  6. Step 6: Final answer
    x = 68,890,499.10

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1.5x scale

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.