Home / 314,319,897-433,941,251.13-208,616,656.32

Finding the Fourth Proportional to 314,319,897, 433,941,251.13 and 208,616,656.32

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Solution

The fourth proportional to 314,319,897, 433,941,251.13 and 208,616,656.32 is: 288,010,315.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,319,897 : 433,941,251.13 = 208,616,656.32 : x
  2. Step 2: Convert to fraction form
    314,319,897/433,941,251.13 = 208,616,656.32/x
  3. Step 3: Cross multiply
    314,319,897x = 433,941,251.13 × 208,616,656.32
  4. Step 4: Simplify right side
    314,319,897x = 90,527,372,850,058,016
  5. Step 5: Solve for x
    x = 90,527,372,850,058,016/314,319,897
  6. Step 6: Final answer
    x = 288,010,315.97

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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.