Home / 9,710,729,575.79-13,400,665,362.29-5,424,003,893.88

Finding the Fourth Proportional to 9,710,729,575.79, 13,400,665,362.29 and 5,424,003,893.88

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Solution

The fourth proportional to 9,710,729,575.79, 13,400,665,362.29 and 5,424,003,893.88 is: 7,485,046,364.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710,729,575.79 : 13,400,665,362.29 = 5,424,003,893.88 : x
  2. Step 2: Convert to fraction form
    9,710,729,575.79/13,400,665,362.29 = 5,424,003,893.88/x
  3. Step 3: Cross multiply
    9,710,729,575.79x = 13,400,665,362.29 × 5,424,003,893.88
  4. Step 4: Simplify right side
    9,710,729,575.79x = 72,685,261,105,616,683,008
  5. Step 5: Solve for x
    x = 72,685,261,105,616,683,008/9,710,729,575.79
  6. Step 6: Final answer
    x = 7,485,046,364.27

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1.5x scale

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.