Home / 67,444,168.47-101,169,931.74-21,382,706.16

Finding the Fourth Proportional to 67,444,168.47, 101,169,931.74 and 21,382,706.16

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Solution

The fourth proportional to 67,444,168.47, 101,169,931.74 and 21,382,706.16 is: 32,075,225.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,444,168.47 : 101,169,931.74 = 21,382,706.16 : x
  2. Step 2: Convert to fraction form
    67,444,168.47/101,169,931.74 = 21,382,706.16/x
  3. Step 3: Cross multiply
    67,444,168.47x = 101,169,931.74 × 21,382,706.16
  4. Step 4: Simplify right side
    67,444,168.47x = 2,163,286,922,623,677.50
  5. Step 5: Solve for x
    x = 2,163,286,922,623,677.50/67,444,168.47
  6. Step 6: Final answer
    x = 32,075,225.65

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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.