Home / 156,845,431.20-235,492,095.60-88,820,983.20

Finding the Fourth Proportional to 156,845,431.20, 235,492,095.60 and 88,820,983.20

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Solution

The fourth proportional to 156,845,431.20, 235,492,095.60 and 88,820,983.20 is: 133,358,296.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,845,431.20 : 235,492,095.60 = 88,820,983.20 : x
  2. Step 2: Convert to fraction form
    156,845,431.20/235,492,095.60 = 88,820,983.20/x
  3. Step 3: Cross multiply
    156,845,431.20x = 235,492,095.60 × 88,820,983.20
  4. Step 4: Simplify right side
    156,845,431.20x = 20,916,639,467,020,396
  5. Step 5: Solve for x
    x = 20,916,639,467,020,396/156,845,431.20
  6. Step 6: Final answer
    x = 133,358,296.17

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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.