Home / 156,779,655.67-235,154,287.59-47,605,786.39

Finding the Fourth Proportional to 156,779,655.67, 235,154,287.59 and 47,605,786.39

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Solution

The fourth proportional to 156,779,655.67, 235,154,287.59 and 47,605,786.39 is: 71,404,065.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,655.67 : 235,154,287.59 = 47,605,786.39 : x
  2. Step 2: Convert to fraction form
    156,779,655.67/235,154,287.59 = 47,605,786.39/x
  3. Step 3: Cross multiply
    156,779,655.67x = 235,154,287.59 × 47,605,786.39
  4. Step 4: Simplify right side
    156,779,655.67x = 11,194,704,783,817,590
  5. Step 5: Solve for x
    x = 11,194,704,783,817,590/156,779,655.67
  6. Step 6: Final answer
    x = 71,404,065.38

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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.