Home / 53,444,955.30-80,167,432.95-45,792,204.90

Finding the Fourth Proportional to 53,444,955.30, 80,167,432.95 and 45,792,204.90

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Solution

The fourth proportional to 53,444,955.30, 80,167,432.95 and 45,792,204.90 is: 68,688,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,444,955.30 : 80,167,432.95 = 45,792,204.90 : x
  2. Step 2: Convert to fraction form
    53,444,955.30/80,167,432.95 = 45,792,204.90/x
  3. Step 3: Cross multiply
    53,444,955.30x = 80,167,432.95 × 45,792,204.90
  4. Step 4: Simplify right side
    53,444,955.30x = 3,671,043,515,953,411.50
  5. Step 5: Solve for x
    x = 3,671,043,515,953,411.50/53,444,955.30
  6. Step 6: Final answer
    x = 68,688,307.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.