Home / 329,242,779.40-493,863,909.66-99,211,866.76

Finding the Fourth Proportional to 329,242,779.40, 493,863,909.66 and 99,211,866.76

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Solution

The fourth proportional to 329,242,779.40, 493,863,909.66 and 99,211,866.76 is: 148,817,721.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,242,779.40 : 493,863,909.66 = 99,211,866.76 : x
  2. Step 2: Convert to fraction form
    329,242,779.40/493,863,909.66 = 99,211,866.76/x
  3. Step 3: Cross multiply
    329,242,779.40x = 493,863,909.66 × 99,211,866.76
  4. Step 4: Simplify right side
    329,242,779.40x = 48,997,160,402,760,600
  5. Step 5: Solve for x
    x = 48,997,160,402,760,600/329,242,779.40
  6. Step 6: Final answer
    x = 148,817,721.96

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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.