Home / 85,636,692.36-118,178,752.16-46,478,469.61

Finding the Fourth Proportional to 85,636,692.36, 118,178,752.16 and 46,478,469.61

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Solution

The fourth proportional to 85,636,692.36, 118,178,752.16 and 46,478,469.61 is: 64,140,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,636,692.36 : 118,178,752.16 = 46,478,469.61 : x
  2. Step 2: Convert to fraction form
    85,636,692.36/118,178,752.16 = 46,478,469.61/x
  3. Step 3: Cross multiply
    85,636,692.36x = 118,178,752.16 × 46,478,469.61
  4. Step 4: Simplify right side
    85,636,692.36x = 5,492,767,540,816,282
  5. Step 5: Solve for x
    x = 5,492,767,540,816,282/85,636,692.36
  6. Step 6: Final answer
    x = 64,140,351.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.