Home / 85,636,528.70-118,178,523.63-46,478,305.44

Finding the Fourth Proportional to 85,636,528.70, 118,178,523.63 and 46,478,305.44

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Solution

The fourth proportional to 85,636,528.70, 118,178,523.63 and 46,478,305.44 is: 64,140,123.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,636,528.70 : 118,178,523.63 = 46,478,305.44 : x
  2. Step 2: Convert to fraction form
    85,636,528.70/118,178,523.63 = 46,478,305.44/x
  3. Step 3: Cross multiply
    85,636,528.70x = 118,178,523.63 × 46,478,305.44
  4. Step 4: Simplify right side
    85,636,528.70x = 5,492,737,517,723,397
  5. Step 5: Solve for x
    x = 5,492,737,517,723,397/85,636,528.70
  6. Step 6: Final answer
    x = 64,140,123.40

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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.