Home / 847,669,983.80-1,169,881,541.70-471,364,091.24

Finding the Fourth Proportional to 847,669,983.80, 1,169,881,541.70 and 471,364,091.24

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Solution

The fourth proportional to 847,669,983.80, 1,169,881,541.70 and 471,364,091.24 is: 650,536,364.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,669,983.80 : 1,169,881,541.70 = 471,364,091.24 : x
  2. Step 2: Convert to fraction form
    847,669,983.80/1,169,881,541.70 = 471,364,091.24/x
  3. Step 3: Cross multiply
    847,669,983.80x = 1,169,881,541.70 × 471,364,091.24
  4. Step 4: Simplify right side
    847,669,983.80x = 551,440,149,761,870,720
  5. Step 5: Solve for x
    x = 551,440,149,761,870,720/847,669,983.80
  6. Step 6: Final answer
    x = 650,536,364.74

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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.