Home / 125,070,111.17-172,596,769.77-69,319,130.95

Finding the Fourth Proportional to 125,070,111.17, 172,596,769.77 and 69,319,130.95

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Solution

The fourth proportional to 125,070,111.17, 172,596,769.77 and 69,319,130.95 is: 95,660,409.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,070,111.17 : 172,596,769.77 = 69,319,130.95 : x
  2. Step 2: Convert to fraction form
    125,070,111.17/172,596,769.77 = 69,319,130.95/x
  3. Step 3: Cross multiply
    125,070,111.17x = 172,596,769.77 × 69,319,130.95
  4. Step 4: Simplify right side
    125,070,111.17x = 11,964,258,085,233,632
  5. Step 5: Solve for x
    x = 11,964,258,085,233,632/125,070,111.17
  6. Step 6: Final answer
    x = 95,660,409.78

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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.