Home / 127,891,012.16-191,754,038.84-50,175,770.40

Finding the Fourth Proportional to 127,891,012.16, 191,754,038.84 and 50,175,770.40

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Solution

The fourth proportional to 127,891,012.16, 191,754,038.84 and 50,175,770.40 is: 75,231,296.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,891,012.16 : 191,754,038.84 = 50,175,770.40 : x
  2. Step 2: Convert to fraction form
    127,891,012.16/191,754,038.84 = 50,175,770.40/x
  3. Step 3: Cross multiply
    127,891,012.16x = 191,754,038.84 × 50,175,770.40
  4. Step 4: Simplify right side
    127,891,012.16x = 9,621,406,626,108,522
  5. Step 5: Solve for x
    x = 9,621,406,626,108,522/127,891,012.16
  6. Step 6: Final answer
    x = 75,231,296.27

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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.