Home / 268,376,931.60-402,565,397.40-263,841,968.40

Finding the Fourth Proportional to 268,376,931.60, 402,565,397.40 and 263,841,968.40

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Solution

The fourth proportional to 268,376,931.60, 402,565,397.40 and 263,841,968.40 is: 395,762,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,376,931.60 : 402,565,397.40 = 263,841,968.40 : x
  2. Step 2: Convert to fraction form
    268,376,931.60/402,565,397.40 = 263,841,968.40/x
  3. Step 3: Cross multiply
    268,376,931.60x = 402,565,397.40 × 263,841,968.40
  4. Step 4: Simplify right side
    268,376,931.60x = 106,213,646,859,744,240
  5. Step 5: Solve for x
    x = 106,213,646,859,744,240/268,376,931.60
  6. Step 6: Final answer
    x = 395,762,952.60

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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.