Home / 30,154,408,061.40-45,231,612,092.10-8,071,440,188.40

Finding the Fourth Proportional to 30,154,408,061.40, 45,231,612,092.10 and 8,071,440,188.40

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Solution

The fourth proportional to 30,154,408,061.40, 45,231,612,092.10 and 8,071,440,188.40 is: 12,107,160,282.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154,408,061.40 : 45,231,612,092.10 = 8,071,440,188.40 : x
  2. Step 2: Convert to fraction form
    30,154,408,061.40/45,231,612,092.10 = 8,071,440,188.40/x
  3. Step 3: Cross multiply
    30,154,408,061.40x = 45,231,612,092.10 × 8,071,440,188.40
  4. Step 4: Simplify right side
    30,154,408,061.40x = 365,084,251,626,295,328,768
  5. Step 5: Solve for x
    x = 365,084,251,626,295,328,768/30,154,408,061.40
  6. Step 6: Final answer
    x = 12,107,160,282.60

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1.5x scale

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.