Home / 155,518,570.10-233,091,850.76-72,408,283.58

Finding the Fourth Proportional to 155,518,570.10, 233,091,850.76 and 72,408,283.58

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Solution

The fourth proportional to 155,518,570.10, 233,091,850.76 and 72,408,283.58 is: 108,525,823.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,518,570.10 : 233,091,850.76 = 72,408,283.58 : x
  2. Step 2: Convert to fraction form
    155,518,570.10/233,091,850.76 = 72,408,283.58/x
  3. Step 3: Cross multiply
    155,518,570.10x = 233,091,850.76 × 72,408,283.58
  4. Step 4: Simplify right side
    155,518,570.10x = 16,877,780,829,655,076
  5. Step 5: Solve for x
    x = 16,877,780,829,655,076/155,518,570.10
  6. Step 6: Final answer
    x = 108,525,823.11

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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.