Home / 972,394,212.98-1,340,570,430.14-614,983,852.80

Finding the Fourth Proportional to 972,394,212.98, 1,340,570,430.14 and 614,983,852.80

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Solution

The fourth proportional to 972,394,212.98, 1,340,570,430.14 and 614,983,852.80 is: 847,834,301.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,394,212.98 : 1,340,570,430.14 = 614,983,852.80 : x
  2. Step 2: Convert to fraction form
    972,394,212.98/1,340,570,430.14 = 614,983,852.80/x
  3. Step 3: Cross multiply
    972,394,212.98x = 1,340,570,430.14 × 614,983,852.80
  4. Step 4: Simplify right side
    972,394,212.98x = 824,429,168,077,619,328
  5. Step 5: Solve for x
    x = 824,429,168,077,619,328/972,394,212.98
  6. Step 6: Final answer
    x = 847,834,301.22

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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.