Home / 127,225,075.47-175,520,117.07-73,569,822

Finding the Fourth Proportional to 127,225,075.47, 175,520,117.07 and 73,569,822

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Solution

The fourth proportional to 127,225,075.47, 175,520,117.07 and 73,569,822 is: 101,497,159.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,225,075.47 : 175,520,117.07 = 73,569,822 : x
  2. Step 2: Convert to fraction form
    127,225,075.47/175,520,117.07 = 73,569,822/x
  3. Step 3: Cross multiply
    127,225,075.47x = 175,520,117.07 × 73,569,822
  4. Step 4: Simplify right side
    127,225,075.47x = 12,912,983,770,259,062
  5. Step 5: Solve for x
    x = 12,912,983,770,259,062/127,225,075.47
  6. Step 6: Final answer
    x = 101,497,159.44

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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.