Home / 291,095,068.44-435,316,361.88-217,370,620.46

Finding the Fourth Proportional to 291,095,068.44, 435,316,361.88 and 217,370,620.46

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Solution

The fourth proportional to 291,095,068.44, 435,316,361.88 and 217,370,620.46 is: 325,065,581.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,095,068.44 : 435,316,361.88 = 217,370,620.46 : x
  2. Step 2: Convert to fraction form
    291,095,068.44/435,316,361.88 = 217,370,620.46/x
  3. Step 3: Cross multiply
    291,095,068.44x = 435,316,361.88 × 217,370,620.46
  4. Step 4: Simplify right side
    291,095,068.44x = 94,624,987,678,245,488
  5. Step 5: Solve for x
    x = 94,624,987,678,245,488/291,095,068.44
  6. Step 6: Final answer
    x = 325,065,581.45

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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.