Home / 749,051,569.70-1,123,577,354.55-203,793,103.70

Finding the Fourth Proportional to 749,051,569.70, 1,123,577,354.55 and 203,793,103.70

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Solution

The fourth proportional to 749,051,569.70, 1,123,577,354.55 and 203,793,103.70 is: 305,689,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,051,569.70 : 1,123,577,354.55 = 203,793,103.70 : x
  2. Step 2: Convert to fraction form
    749,051,569.70/1,123,577,354.55 = 203,793,103.70/x
  3. Step 3: Cross multiply
    749,051,569.70x = 1,123,577,354.55 × 203,793,103.70
  4. Step 4: Simplify right side
    749,051,569.70x = 228,977,316,330,779,808
  5. Step 5: Solve for x
    x = 228,977,316,330,779,808/749,051,569.70
  6. Step 6: Final answer
    x = 305,689,655.55

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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.