Home / 545,935,779.90-818,903,669.85-177,470,019.90

Finding the Fourth Proportional to 545,935,779.90, 818,903,669.85 and 177,470,019.90

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Solution

The fourth proportional to 545,935,779.90, 818,903,669.85 and 177,470,019.90 is: 266,205,029.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,935,779.90 : 818,903,669.85 = 177,470,019.90 : x
  2. Step 2: Convert to fraction form
    545,935,779.90/818,903,669.85 = 177,470,019.90/x
  3. Step 3: Cross multiply
    545,935,779.90x = 818,903,669.85 × 177,470,019.90
  4. Step 4: Simplify right side
    545,935,779.90x = 145,330,850,584,462,528
  5. Step 5: Solve for x
    x = 145,330,850,584,462,528/545,935,779.90
  6. Step 6: Final answer
    x = 266,205,029.85

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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.