Home / 435,492,033.10-653,238,049.65-193,154,937.10

Finding the Fourth Proportional to 435,492,033.10, 653,238,049.65 and 193,154,937.10

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Solution

The fourth proportional to 435,492,033.10, 653,238,049.65 and 193,154,937.10 is: 289,732,405.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,492,033.10 : 653,238,049.65 = 193,154,937.10 : x
  2. Step 2: Convert to fraction form
    435,492,033.10/653,238,049.65 = 193,154,937.10/x
  3. Step 3: Cross multiply
    435,492,033.10x = 653,238,049.65 × 193,154,937.10
  4. Step 4: Simplify right side
    435,492,033.10x = 126,176,154,391,472,416
  5. Step 5: Solve for x
    x = 126,176,154,391,472,416/435,492,033.10
  6. Step 6: Final answer
    x = 289,732,405.65

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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.