Home / 830,912,557,854.33-1,244,745,649,668-572,417,648,964.45

Finding the Fourth Proportional to 830,912,557,854.33, 1,244,745,649,668 and 572,417,648,964.45

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Solution

The fourth proportional to 830,912,557,854.33, 1,244,745,649,668 and 572,417,648,964.45 is: 857,508,255,960.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,912,557,854.33 : 1,244,745,649,668 = 572,417,648,964.45 : x
  2. Step 2: Convert to fraction form
    830,912,557,854.33/1,244,745,649,668 = 572,417,648,964.45/x
  3. Step 3: Cross multiply
    830,912,557,854.33x = 1,244,745,649,668 × 572,417,648,964.45
  4. Step 4: Simplify right side
    830,912,557,854.33x = 712,514,378,341,683,424,133,120
  5. Step 5: Solve for x
    x = 712,514,378,341,683,424,133,120/830,912,557,854.33
  6. Step 6: Final answer
    x = 857,508,255,960.91

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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.