Home / 12,365,126,853.79-17,020,794,976.02-10,776,487,615.28

Finding the Fourth Proportional to 12,365,126,853.79, 17,020,794,976.02 and 10,776,487,615.28

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Solution

The fourth proportional to 12,365,126,853.79, 17,020,794,976.02 and 10,776,487,615.28 is: 14,834,007,643.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,365,126,853.79 : 17,020,794,976.02 = 10,776,487,615.28 : x
  2. Step 2: Convert to fraction form
    12,365,126,853.79/17,020,794,976.02 = 10,776,487,615.28/x
  3. Step 3: Cross multiply
    12,365,126,853.79x = 17,020,794,976.02 × 10,776,487,615.28
  4. Step 4: Simplify right side
    12,365,126,853.79x = 183,424,386,261,299,593,216
  5. Step 5: Solve for x
    x = 183,424,386,261,299,593,216/12,365,126,853.79
  6. Step 6: Final answer
    x = 14,834,007,643.45

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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.