Home / 156,779,881.67-235,154,625.82-47,606,012.39

Finding the Fourth Proportional to 156,779,881.67, 235,154,625.82 and 47,606,012.39

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Solution

The fourth proportional to 156,779,881.67, 235,154,625.82 and 47,606,012.39 is: 71,404,404.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,881.67 : 235,154,625.82 = 47,606,012.39 : x
  2. Step 2: Convert to fraction form
    156,779,881.67/235,154,625.82 = 47,606,012.39/x
  3. Step 3: Cross multiply
    156,779,881.67x = 235,154,625.82 × 47,606,012.39
  4. Step 4: Simplify right side
    156,779,881.67x = 11,194,774,030,352,734
  5. Step 5: Solve for x
    x = 11,194,774,030,352,734/156,779,881.67
  6. Step 6: Final answer
    x = 71,404,404.13

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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.