Home / 85,636,682.44-118,178,738.60-46,478,459.74

Finding the Fourth Proportional to 85,636,682.44, 118,178,738.60 and 46,478,459.74

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Solution

The fourth proportional to 85,636,682.44, 118,178,738.60 and 46,478,459.74 is: 64,140,337.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,636,682.44 : 118,178,738.60 = 46,478,459.74 : x
  2. Step 2: Convert to fraction form
    85,636,682.44/118,178,738.60 = 46,478,459.74/x
  3. Step 3: Cross multiply
    85,636,682.44x = 118,178,738.60 × 46,478,459.74
  4. Step 4: Simplify right side
    85,636,682.44x = 5,492,765,744,144,084
  5. Step 5: Solve for x
    x = 5,492,765,744,144,084/85,636,682.44
  6. Step 6: Final answer
    x = 64,140,337.85

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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.