Home / 3,152,399,331.40-4,729,046,894.70-971,138,019.40

Finding the Fourth Proportional to 3,152,399,331.40, 4,729,046,894.70 and 971,138,019.40

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Solution

The fourth proportional to 3,152,399,331.40, 4,729,046,894.70 and 971,138,019.40 is: 1,456,845,009.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152,399,331.40 : 4,729,046,894.70 = 971,138,019.40 : x
  2. Step 2: Convert to fraction form
    3,152,399,331.40/4,729,046,894.70 = 971,138,019.40/x
  3. Step 3: Cross multiply
    3,152,399,331.40x = 4,729,046,894.70 × 971,138,019.40
  4. Step 4: Simplify right side
    3,152,399,331.40x = 4,592,557,234,968,677,888
  5. Step 5: Solve for x
    x = 4,592,557,234,968,677,888/3,152,399,331.40
  6. Step 6: Final answer
    x = 1,456,845,009.84

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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.