Home / 104,979,000.90-157,468,501.35-28,309,779.30

Finding the Fourth Proportional to 104,979,000.90, 157,468,501.35 and 28,309,779.30

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Solution

The fourth proportional to 104,979,000.90, 157,468,501.35 and 28,309,779.30 is: 42,464,668.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,979,000.90 : 157,468,501.35 = 28,309,779.30 : x
  2. Step 2: Convert to fraction form
    104,979,000.90/157,468,501.35 = 28,309,779.30/x
  3. Step 3: Cross multiply
    104,979,000.90x = 157,468,501.35 × 28,309,779.30
  4. Step 4: Simplify right side
    104,979,000.90x = 4,457,898,519,920,252
  5. Step 5: Solve for x
    x = 4,457,898,519,920,252/104,979,000.90
  6. Step 6: Final answer
    x = 42,464,668.95

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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.