Home / 198,593,655.20-297,890,482.80-96,556,983.20

Finding the Fourth Proportional to 198,593,655.20, 297,890,482.80 and 96,556,983.20

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Solution

The fourth proportional to 198,593,655.20, 297,890,482.80 and 96,556,983.20 is: 144,835,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,593,655.20 : 297,890,482.80 = 96,556,983.20 : x
  2. Step 2: Convert to fraction form
    198,593,655.20/297,890,482.80 = 96,556,983.20/x
  3. Step 3: Cross multiply
    198,593,655.20x = 297,890,482.80 × 96,556,983.20
  4. Step 4: Simplify right side
    198,593,655.20x = 28,763,406,343,159,492
  5. Step 5: Solve for x
    x = 28,763,406,343,159,492/198,593,655.20
  6. Step 6: Final answer
    x = 144,835,474.80

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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.