Home / 10,040,707,124.40-15,061,060,686.60-9,428,487,092.40

Finding the Fourth Proportional to 10,040,707,124.40, 15,061,060,686.60 and 9,428,487,092.40

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Solution

The fourth proportional to 10,040,707,124.40, 15,061,060,686.60 and 9,428,487,092.40 is: 14,142,730,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040,707,124.40 : 15,061,060,686.60 = 9,428,487,092.40 : x
  2. Step 2: Convert to fraction form
    10,040,707,124.40/15,061,060,686.60 = 9,428,487,092.40/x
  3. Step 3: Cross multiply
    10,040,707,124.40x = 15,061,060,686.60 × 9,428,487,092.40
  4. Step 4: Simplify right side
    10,040,707,124.40x = 142,003,016,281,461,178,368
  5. Step 5: Solve for x
    x = 142,003,016,281,461,178,368/10,040,707,124.40
  6. Step 6: Final answer
    x = 14,142,730,638.60

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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.