Home / 160,294,561.47-221,206,920.71-86,955,703.47

Finding the Fourth Proportional to 160,294,561.47, 221,206,920.71 and 86,955,703.47

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Solution

The fourth proportional to 160,294,561.47, 221,206,920.71 and 86,955,703.47 is: 119,999,101.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,294,561.47 : 221,206,920.71 = 86,955,703.47 : x
  2. Step 2: Convert to fraction form
    160,294,561.47/221,206,920.71 = 86,955,703.47/x
  3. Step 3: Cross multiply
    160,294,561.47x = 221,206,920.71 × 86,955,703.47
  4. Step 4: Simplify right side
    160,294,561.47x = 19,235,203,402,335,784
  5. Step 5: Solve for x
    x = 19,235,203,402,335,784/160,294,561.47
  6. Step 6: Final answer
    x = 119,999,101.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.