Home / 10,113,565,553.10-15,170,348,329.65-9,906,941,292.30

Finding the Fourth Proportional to 10,113,565,553.10, 15,170,348,329.65 and 9,906,941,292.30

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Solution

The fourth proportional to 10,113,565,553.10, 15,170,348,329.65 and 9,906,941,292.30 is: 14,860,411,938.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113,565,553.10 : 15,170,348,329.65 = 9,906,941,292.30 : x
  2. Step 2: Convert to fraction form
    10,113,565,553.10/15,170,348,329.65 = 9,906,941,292.30/x
  3. Step 3: Cross multiply
    10,113,565,553.10x = 15,170,348,329.65 × 9,906,941,292.30
  4. Step 4: Simplify right side
    10,113,565,553.10x = 150,291,750,285,583,908,864
  5. Step 5: Solve for x
    x = 150,291,750,285,583,908,864/10,113,565,553.10
  6. Step 6: Final answer
    x = 14,860,411,938.45

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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.