Home / 90,835,541.70-136,253,312.55-90,835,541.70

Finding the Fourth Proportional to 90,835,541.70, 136,253,312.55 and 90,835,541.70

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Solution

The fourth proportional to 90,835,541.70, 136,253,312.55 and 90,835,541.70 is: 136,253,312.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,835,541.70 : 136,253,312.55 = 90,835,541.70 : x
  2. Step 2: Convert to fraction form
    90,835,541.70/136,253,312.55 = 90,835,541.70/x
  3. Step 3: Cross multiply
    90,835,541.70x = 136,253,312.55 × 90,835,541.70
  4. Step 4: Simplify right side
    90,835,541.70x = 12,376,643,453,898,660
  5. Step 5: Solve for x
    x = 12,376,643,453,898,660/90,835,541.70
  6. Step 6: Final answer
    x = 136,253,312.55

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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.