Home / 971,073,957.51-1,455,984,664.14-380,923,827.05

Finding the Fourth Proportional to 971,073,957.51, 1,455,984,664.14 and 380,923,827.05

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Solution

The fourth proportional to 971,073,957.51, 1,455,984,664.14 and 380,923,827.05 is: 571,140,072.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,073,957.51 : 1,455,984,664.14 = 380,923,827.05 : x
  2. Step 2: Convert to fraction form
    971,073,957.51/1,455,984,664.14 = 380,923,827.05/x
  3. Step 3: Cross multiply
    971,073,957.51x = 1,455,984,664.14 × 380,923,827.05
  4. Step 4: Simplify right side
    971,073,957.51x = 554,619,250,390,317,760
  5. Step 5: Solve for x
    x = 554,619,250,390,317,760/971,073,957.51
  6. Step 6: Final answer
    x = 571,140,072.39

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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.