Home / 448,863,033.98-619,090,113.65-386,244,068.15

Finding the Fourth Proportional to 448,863,033.98, 619,090,113.65 and 386,244,068.15

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Solution

The fourth proportional to 448,863,033.98, 619,090,113.65 and 386,244,068.15 is: 532,723,494.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,863,033.98 : 619,090,113.65 = 386,244,068.15 : x
  2. Step 2: Convert to fraction form
    448,863,033.98/619,090,113.65 = 386,244,068.15/x
  3. Step 3: Cross multiply
    448,863,033.98x = 619,090,113.65 × 386,244,068.15
  4. Step 4: Simplify right side
    448,863,033.98x = 239,119,884,042,595,168
  5. Step 5: Solve for x
    x = 239,119,884,042,595,168/448,863,033.98
  6. Step 6: Final answer
    x = 532,723,494.57

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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.