Home / 125,822,547.06-173,545,670.39-83,985,516.51

Finding the Fourth Proportional to 125,822,547.06, 173,545,670.39 and 83,985,516.51

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Solution

The fourth proportional to 125,822,547.06, 173,545,670.39 and 83,985,516.51 is: 115,840,309.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,822,547.06 : 173,545,670.39 = 83,985,516.51 : x
  2. Step 2: Convert to fraction form
    125,822,547.06/173,545,670.39 = 83,985,516.51/x
  3. Step 3: Cross multiply
    125,822,547.06x = 173,545,670.39 × 83,985,516.51
  4. Step 4: Simplify right side
    125,822,547.06x = 14,575,322,765,358,436
  5. Step 5: Solve for x
    x = 14,575,322,765,358,436/125,822,547.06
  6. Step 6: Final answer
    x = 115,840,309.28

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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.