Home / 435,492,034.35-653,238,051.53-193,154,938.35

Finding the Fourth Proportional to 435,492,034.35, 653,238,051.53 and 193,154,938.35

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Solution

The fourth proportional to 435,492,034.35, 653,238,051.53 and 193,154,938.35 is: 289,732,407.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,492,034.35 : 653,238,051.53 = 193,154,938.35 : x
  2. Step 2: Convert to fraction form
    435,492,034.35/653,238,051.53 = 193,154,938.35/x
  3. Step 3: Cross multiply
    435,492,034.35x = 653,238,051.53 × 193,154,938.35
  4. Step 4: Simplify right side
    435,492,034.35x = 126,176,155,570,185,488
  5. Step 5: Solve for x
    x = 126,176,155,570,185,488/435,492,034.35
  6. Step 6: Final answer
    x = 289,732,407.53

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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.