Home / 112,621,292.64-155,418,627.03-62,386,280.69

Finding the Fourth Proportional to 112,621,292.64, 155,418,627.03 and 62,386,280.69

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Solution

The fourth proportional to 112,621,292.64, 155,418,627.03 and 62,386,280.69 is: 86,093,756.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,621,292.64 : 155,418,627.03 = 62,386,280.69 : x
  2. Step 2: Convert to fraction form
    112,621,292.64/155,418,627.03 = 62,386,280.69/x
  3. Step 3: Cross multiply
    112,621,292.64x = 155,418,627.03 × 62,386,280.69
  4. Step 4: Simplify right side
    112,621,292.64x = 9,695,990,090,211,188
  5. Step 5: Solve for x
    x = 9,695,990,090,211,188/112,621,292.64
  6. Step 6: Final answer
    x = 86,093,756.01

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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.