Home / 19,296,214,661.16-28,931,934,099.60-7,492,755,930.84

Finding the Fourth Proportional to 19,296,214,661.16, 28,931,934,099.60 and 7,492,755,930.84

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Solution

The fourth proportional to 19,296,214,661.16, 28,931,934,099.60 and 7,492,755,930.84 is: 11,234,323,654.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,296,214,661.16 : 28,931,934,099.60 = 7,492,755,930.84 : x
  2. Step 2: Convert to fraction form
    19,296,214,661.16/28,931,934,099.60 = 7,492,755,930.84/x
  3. Step 3: Cross multiply
    19,296,214,661.16x = 28,931,934,099.60 × 7,492,755,930.84
  4. Step 4: Simplify right side
    19,296,214,661.16x = 216,779,920,815,449,931,776
  5. Step 5: Solve for x
    x = 216,779,920,815,449,931,776/19,296,214,661.16
  6. Step 6: Final answer
    x = 11,234,323,654.77

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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.