Home / 325,725,098,681.51-488,658,328,838.11-99,078,660,127.72

Finding the Fourth Proportional to 325,725,098,681.51, 488,658,328,838.11 and 99,078,660,127.72

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Solution

The fourth proportional to 325,725,098,681.51, 488,658,328,838.11 and 99,078,660,127.72 is: 148,639,489,795.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,725,098,681.51 : 488,658,328,838.11 = 99,078,660,127.72 : x
  2. Step 2: Convert to fraction form
    325,725,098,681.51/488,658,328,838.11 = 99,078,660,127.72/x
  3. Step 3: Cross multiply
    325,725,098,681.51x = 488,658,328,838.11 × 99,078,660,127.72
  4. Step 4: Simplify right side
    325,725,098,681.51x = 48,415,612,481,528,292,966,400
  5. Step 5: Solve for x
    x = 48,415,612,481,528,292,966,400/325,725,098,681.51
  6. Step 6: Final answer
    x = 148,639,489,795.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.