Home / 85,636,823.10-118,178,932.50-46,478,600.25

Finding the Fourth Proportional to 85,636,823.10, 118,178,932.50 and 46,478,600.25

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Solution

The fourth proportional to 85,636,823.10, 118,178,932.50 and 46,478,600.25 is: 64,140,531.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,636,823.10 : 118,178,932.50 = 46,478,600.25 : x
  2. Step 2: Convert to fraction form
    85,636,823.10/118,178,932.50 = 46,478,600.25/x
  3. Step 3: Cross multiply
    85,636,823.10x = 118,178,932.50 × 46,478,600.25
  4. Step 4: Simplify right side
    85,636,823.10x = 5,492,791,361,639,233
  5. Step 5: Solve for x
    x = 5,492,791,361,639,233/85,636,823.10
  6. Step 6: Final answer
    x = 64,140,531.64

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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.