Home / 85,636,528.13-118,178,522.85-46,478,304.87

Finding the Fourth Proportional to 85,636,528.13, 118,178,522.85 and 46,478,304.87

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Solution

The fourth proportional to 85,636,528.13, 118,178,522.85 and 46,478,304.87 is: 64,140,122.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,636,528.13 : 118,178,522.85 = 46,478,304.87 : x
  2. Step 2: Convert to fraction form
    85,636,528.13/118,178,522.85 = 46,478,304.87/x
  3. Step 3: Cross multiply
    85,636,528.13x = 118,178,522.85 × 46,478,304.87
  4. Step 4: Simplify right side
    85,636,528.13x = 5,492,737,414,706,272
  5. Step 5: Solve for x
    x = 5,492,737,414,706,272/85,636,528.13
  6. Step 6: Final answer
    x = 64,140,122.62

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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.