Home / 13,959,997,669.59-19,264,770,549.87-7,616,369,799.72

Finding the Fourth Proportional to 13,959,997,669.59, 19,264,770,549.87 and 7,616,369,799.72

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Solution

The fourth proportional to 13,959,997,669.59, 19,264,770,549.87 and 7,616,369,799.72 is: 10,510,576,010.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,959,997,669.59 : 19,264,770,549.87 = 7,616,369,799.72 : x
  2. Step 2: Convert to fraction form
    13,959,997,669.59/19,264,770,549.87 = 7,616,369,799.72/x
  3. Step 3: Cross multiply
    13,959,997,669.59x = 19,264,770,549.87 × 7,616,369,799.72
  4. Step 4: Simplify right side
    13,959,997,669.59x = 146,727,616,614,565,117,952
  5. Step 5: Solve for x
    x = 146,727,616,614,565,117,952/13,959,997,669.59
  6. Step 6: Final answer
    x = 10,510,576,010.64

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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.