Home / 307,091,690.55-460,637,535.83-190,865,543.85

Finding the Fourth Proportional to 307,091,690.55, 460,637,535.83 and 190,865,543.85

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Solution

The fourth proportional to 307,091,690.55, 460,637,535.83 and 190,865,543.85 is: 286,298,315.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,091,690.55 : 460,637,535.83 = 190,865,543.85 : x
  2. Step 2: Convert to fraction form
    307,091,690.55/460,637,535.83 = 190,865,543.85/x
  3. Step 3: Cross multiply
    307,091,690.55x = 460,637,535.83 × 190,865,543.85
  4. Step 4: Simplify right side
    307,091,690.55x = 87,919,833,792,962,480
  5. Step 5: Solve for x
    x = 87,919,833,792,962,480/307,091,690.55
  6. Step 6: Final answer
    x = 286,298,315.78

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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.