Home / 972,394,213.55-1,340,570,430.92-614,983,853.36

Finding the Fourth Proportional to 972,394,213.55, 1,340,570,430.92 and 614,983,853.36

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Solution

The fourth proportional to 972,394,213.55, 1,340,570,430.92 and 614,983,853.36 is: 847,834,302.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,394,213.55 : 1,340,570,430.92 = 614,983,853.36 : x
  2. Step 2: Convert to fraction form
    972,394,213.55/1,340,570,430.92 = 614,983,853.36/x
  3. Step 3: Cross multiply
    972,394,213.55x = 1,340,570,430.92 × 614,983,853.36
  4. Step 4: Simplify right side
    972,394,213.55x = 824,429,169,309,102,208
  5. Step 5: Solve for x
    x = 824,429,169,309,102,208/972,394,213.55
  6. Step 6: Final answer
    x = 847,834,302.00

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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.