Home / 141,350,897.80-212,026,346.70-127,746,008.20

Finding the Fourth Proportional to 141,350,897.80, 212,026,346.70 and 127,746,008.20

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Solution

The fourth proportional to 141,350,897.80, 212,026,346.70 and 127,746,008.20 is: 191,619,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,350,897.80 : 212,026,346.70 = 127,746,008.20 : x
  2. Step 2: Convert to fraction form
    141,350,897.80/212,026,346.70 = 127,746,008.20/x
  3. Step 3: Cross multiply
    141,350,897.80x = 212,026,346.70 × 127,746,008.20
  4. Step 4: Simplify right side
    141,350,897.80x = 27,085,519,424,154,244
  5. Step 5: Solve for x
    x = 27,085,519,424,154,244/141,350,897.80
  6. Step 6: Final answer
    x = 191,619,012.30

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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.