Home / 127,101,246.10-190,651,869.15-98,368,002.70

Finding the Fourth Proportional to 127,101,246.10, 190,651,869.15 and 98,368,002.70

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Solution

The fourth proportional to 127,101,246.10, 190,651,869.15 and 98,368,002.70 is: 147,552,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,101,246.10 : 190,651,869.15 = 98,368,002.70 : x
  2. Step 2: Convert to fraction form
    127,101,246.10/190,651,869.15 = 98,368,002.70/x
  3. Step 3: Cross multiply
    127,101,246.10x = 190,651,869.15 × 98,368,002.70
  4. Step 4: Simplify right side
    127,101,246.10x = 18,754,043,579,307,248
  5. Step 5: Solve for x
    x = 18,754,043,579,307,248/127,101,246.10
  6. Step 6: Final answer
    x = 147,552,004.05

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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.