Home / 119,276,779,518.76-178,913,990,229.71-54,646,134,861.48

Finding the Fourth Proportional to 119,276,779,518.76, 178,913,990,229.71 and 54,646,134,861.48

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Solution

The fourth proportional to 119,276,779,518.76, 178,913,990,229.71 and 54,646,134,861.48 is: 81,968,662,116.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,276,779,518.76 : 178,913,990,229.71 = 54,646,134,861.48 : x
  2. Step 2: Convert to fraction form
    119,276,779,518.76/178,913,990,229.71 = 54,646,134,861.48/x
  3. Step 3: Cross multiply
    119,276,779,518.76x = 178,913,990,229.71 × 54,646,134,861.48
  4. Step 4: Simplify right side
    119,276,779,518.76x = 9,776,958,038,698,247,585,792
  5. Step 5: Solve for x
    x = 9,776,958,038,698,247,585,792/119,276,779,518.76
  6. Step 6: Final answer
    x = 81,968,662,116.34

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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.