Home / 1,168,123,501.96-1,612,010,464.50-646,602,733.96

Finding the Fourth Proportional to 1,168,123,501.96, 1,612,010,464.50 and 646,602,733.96

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Solution

The fourth proportional to 1,168,123,501.96, 1,612,010,464.50 and 646,602,733.96 is: 892,311,790.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,123,501.96 : 1,612,010,464.50 = 646,602,733.96 : x
  2. Step 2: Convert to fraction form
    1,168,123,501.96/1,612,010,464.50 = 646,602,733.96/x
  3. Step 3: Cross multiply
    1,168,123,501.96x = 1,612,010,464.50 × 646,602,733.96
  4. Step 4: Simplify right side
    1,168,123,501.96x = 1,042,330,373,517,829,632
  5. Step 5: Solve for x
    x = 1,042,330,373,517,829,632/1,168,123,501.96
  6. Step 6: Final answer
    x = 892,311,790.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.