Home / 435,672,030.60-653,508,045.90-274,428,894.60

Finding the Fourth Proportional to 435,672,030.60, 653,508,045.90 and 274,428,894.60

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Solution

The fourth proportional to 435,672,030.60, 653,508,045.90 and 274,428,894.60 is: 411,643,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,672,030.60 : 653,508,045.90 = 274,428,894.60 : x
  2. Step 2: Convert to fraction form
    435,672,030.60/653,508,045.90 = 274,428,894.60/x
  3. Step 3: Cross multiply
    435,672,030.60x = 653,508,045.90 × 274,428,894.60
  4. Step 4: Simplify right side
    435,672,030.60x = 179,341,490,648,543,072
  5. Step 5: Solve for x
    x = 179,341,490,648,543,072/435,672,030.60
  6. Step 6: Final answer
    x = 411,643,341.90

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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.