Home / 403,169,934.30-604,866,875.85-173,249,166.30

Finding the Fourth Proportional to 403,169,934.30, 604,866,875.85 and 173,249,166.30

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Solution

The fourth proportional to 403,169,934.30, 604,866,875.85 and 173,249,166.30 is: 259,921,866.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,169,934.30 : 604,866,875.85 = 173,249,166.30 : x
  2. Step 2: Convert to fraction form
    403,169,934.30/604,866,875.85 = 173,249,166.30/x
  3. Step 3: Cross multiply
    403,169,934.30x = 604,866,875.85 × 173,249,166.30
  4. Step 4: Simplify right side
    403,169,934.30x = 104,792,681,963,498,112
  5. Step 5: Solve for x
    x = 104,792,681,963,498,112/403,169,934.30
  6. Step 6: Final answer
    x = 259,921,866.81

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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.