Home / 976,671,956.40-1,465,007,934.60-845,158,023.60

Finding the Fourth Proportional to 976,671,956.40, 1,465,007,934.60 and 845,158,023.60

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Solution

The fourth proportional to 976,671,956.40, 1,465,007,934.60 and 845,158,023.60 is: 1,267,737,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,671,956.40 : 1,465,007,934.60 = 845,158,023.60 : x
  2. Step 2: Convert to fraction form
    976,671,956.40/1,465,007,934.60 = 845,158,023.60/x
  3. Step 3: Cross multiply
    976,671,956.40x = 1,465,007,934.60 × 845,158,023.60
  4. Step 4: Simplify right side
    976,671,956.40x = 1,238,163,210,564,854,016
  5. Step 5: Solve for x
    x = 1,238,163,210,564,854,016/976,671,956.40
  6. Step 6: Final answer
    x = 1,267,737,035.40

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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.