Home / 346,066,590.80-519,099,886.20-319,789,931.60

Finding the Fourth Proportional to 346,066,590.80, 519,099,886.20 and 319,789,931.60

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Solution

The fourth proportional to 346,066,590.80, 519,099,886.20 and 319,789,931.60 is: 479,684,897.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,066,590.80 : 519,099,886.20 = 319,789,931.60 : x
  2. Step 2: Convert to fraction form
    346,066,590.80/519,099,886.20 = 319,789,931.60/x
  3. Step 3: Cross multiply
    346,066,590.80x = 519,099,886.20 × 319,789,931.60
  4. Step 4: Simplify right side
    346,066,590.80x = 166,002,917,101,465,792
  5. Step 5: Solve for x
    x = 166,002,917,101,465,792/346,066,590.80
  6. Step 6: Final answer
    x = 479,684,897.40

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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.