Home / 85,636,530.13-118,178,525.61-46,478,306.87

Finding the Fourth Proportional to 85,636,530.13, 118,178,525.61 and 46,478,306.87

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Solution

The fourth proportional to 85,636,530.13, 118,178,525.61 and 46,478,306.87 is: 64,140,125.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,636,530.13 : 118,178,525.61 = 46,478,306.87 : x
  2. Step 2: Convert to fraction form
    85,636,530.13/118,178,525.61 = 46,478,306.87/x
  3. Step 3: Cross multiply
    85,636,530.13x = 118,178,525.61 × 46,478,306.87
  4. Step 4: Simplify right side
    85,636,530.13x = 5,492,737,778,745,734
  5. Step 5: Solve for x
    x = 5,492,737,778,745,734/85,636,530.13
  6. Step 6: Final answer
    x = 64,140,125.37

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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.