Home / 19,379,976,012.60-29,069,964,018.90-10,564,007,551.80

Finding the Fourth Proportional to 19,379,976,012.60, 29,069,964,018.90 and 10,564,007,551.80

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Solution

The fourth proportional to 19,379,976,012.60, 29,069,964,018.90 and 10,564,007,551.80 is: 15,846,011,327.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,379,976,012.60 : 29,069,964,018.90 = 10,564,007,551.80 : x
  2. Step 2: Convert to fraction form
    19,379,976,012.60/29,069,964,018.90 = 10,564,007,551.80/x
  3. Step 3: Cross multiply
    19,379,976,012.60x = 29,069,964,018.90 × 10,564,007,551.80
  4. Step 4: Simplify right side
    19,379,976,012.60x = 307,095,319,426,213,871,616
  5. Step 5: Solve for x
    x = 307,095,319,426,213,871,616/19,379,976,012.60
  6. Step 6: Final answer
    x = 15,846,011,327.70

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Double scale
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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.