Home / 15,931,706,680-23,885,778,781.16-9,634,735,977.76

Finding the Fourth Proportional to 15,931,706,680, 23,885,778,781.16 and 9,634,735,977.76

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Solution

The fourth proportional to 15,931,706,680, 23,885,778,781.16 and 9,634,735,977.76 is: 14,444,979,235.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,931,706,680 : 23,885,778,781.16 = 9,634,735,977.76 : x
  2. Step 2: Convert to fraction form
    15,931,706,680/23,885,778,781.16 = 9,634,735,977.76/x
  3. Step 3: Cross multiply
    15,931,706,680x = 23,885,778,781.16 × 9,634,735,977.76
  4. Step 4: Simplify right side
    15,931,706,680x = 230,133,172,179,668,041,728
  5. Step 5: Solve for x
    x = 230,133,172,179,668,041,728/15,931,706,680
  6. Step 6: Final answer
    x = 14,444,979,235.56

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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.