Home / 319,124,706,407.55-440,388,829,667.85-176,554,986,822.27

Finding the Fourth Proportional to 319,124,706,407.55, 440,388,829,667.85 and 176,554,986,822.27

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Solution

The fourth proportional to 319,124,706,407.55, 440,388,829,667.85 and 176,554,986,822.27 is: 243,644,075,364.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,124,706,407.55 : 440,388,829,667.85 = 176,554,986,822.27 : x
  2. Step 2: Convert to fraction form
    319,124,706,407.55/440,388,829,667.85 = 176,554,986,822.27/x
  3. Step 3: Cross multiply
    319,124,706,407.55x = 440,388,829,667.85 × 176,554,986,822.27
  4. Step 4: Simplify right side
    319,124,706,407.55x = 77,752,844,018,682,163,101,696
  5. Step 5: Solve for x
    x = 77,752,844,018,682,163,101,696/319,124,706,407.55
  6. Step 6: Final answer
    x = 243,644,075,364.65

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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.