Home / 98,144,401.20-147,216,601.80-59,880,649.20

Finding the Fourth Proportional to 98,144,401.20, 147,216,601.80 and 59,880,649.20

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Solution

The fourth proportional to 98,144,401.20, 147,216,601.80 and 59,880,649.20 is: 89,820,973.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,144,401.20 : 147,216,601.80 = 59,880,649.20 : x
  2. Step 2: Convert to fraction form
    98,144,401.20/147,216,601.80 = 59,880,649.20/x
  3. Step 3: Cross multiply
    98,144,401.20x = 147,216,601.80 × 59,880,649.20
  4. Step 4: Simplify right side
    98,144,401.20x = 8,815,425,688,801,890
  5. Step 5: Solve for x
    x = 8,815,425,688,801,890/98,144,401.20
  6. Step 6: Final answer
    x = 89,820,973.80

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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.