Home / 498,328,045.45-747,492,068.18-239,480,849.05

Finding the Fourth Proportional to 498,328,045.45, 747,492,068.18 and 239,480,849.05

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Solution

The fourth proportional to 498,328,045.45, 747,492,068.18 and 239,480,849.05 is: 359,221,273.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,328,045.45 : 747,492,068.18 = 239,480,849.05 : x
  2. Step 2: Convert to fraction form
    498,328,045.45/747,492,068.18 = 239,480,849.05/x
  3. Step 3: Cross multiply
    498,328,045.45x = 747,492,068.18 × 239,480,849.05
  4. Step 4: Simplify right side
    498,328,045.45x = 179,010,035,144,689,472
  5. Step 5: Solve for x
    x = 179,010,035,144,689,472/498,328,045.45
  6. Step 6: Final answer
    x = 359,221,273.58

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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.