Home / 399,492,037.30-599,238,055.95-112,277,701.30

Finding the Fourth Proportional to 399,492,037.30, 599,238,055.95 and 112,277,701.30

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Solution

The fourth proportional to 399,492,037.30, 599,238,055.95 and 112,277,701.30 is: 168,416,551.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,492,037.30 : 599,238,055.95 = 112,277,701.30 : x
  2. Step 2: Convert to fraction form
    399,492,037.30/599,238,055.95 = 112,277,701.30/x
  3. Step 3: Cross multiply
    399,492,037.30x = 599,238,055.95 × 112,277,701.30
  4. Step 4: Simplify right side
    399,492,037.30x = 67,281,071,453,546,792
  5. Step 5: Solve for x
    x = 67,281,071,453,546,792/399,492,037.30
  6. Step 6: Final answer
    x = 168,416,551.95

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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.