Home / 119,932,497,851.77-179,898,735,853.44-52,779,742,879.59

Finding the Fourth Proportional to 119,932,497,851.77, 179,898,735,853.44 and 52,779,742,879.59

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Solution

The fourth proportional to 119,932,497,851.77, 179,898,735,853.44 and 52,779,742,879.59 is: 79,169,609,511.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,932,497,851.77 : 179,898,735,853.44 = 52,779,742,879.59 : x
  2. Step 2: Convert to fraction form
    119,932,497,851.77/179,898,735,853.44 = 52,779,742,879.59/x
  3. Step 3: Cross multiply
    119,932,497,851.77x = 179,898,735,853.44 × 52,779,742,879.59
  4. Step 4: Simplify right side
    119,932,497,851.77x = 9,495,009,022,707,840,843,776
  5. Step 5: Solve for x
    x = 9,495,009,022,707,840,843,776/119,932,497,851.77
  6. Step 6: Final answer
    x = 79,169,609,511.87

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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.