Home / 19,379,976,021.60-29,069,964,032.40-10,564,007,560.80

Finding the Fourth Proportional to 19,379,976,021.60, 29,069,964,032.40 and 10,564,007,560.80

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Solution

The fourth proportional to 19,379,976,021.60, 29,069,964,032.40 and 10,564,007,560.80 is: 15,846,011,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,379,976,021.60 : 29,069,964,032.40 = 10,564,007,560.80 : x
  2. Step 2: Convert to fraction form
    19,379,976,021.60/29,069,964,032.40 = 10,564,007,560.80/x
  3. Step 3: Cross multiply
    19,379,976,021.60x = 29,069,964,032.40 × 10,564,007,560.80
  4. Step 4: Simplify right side
    19,379,976,021.60x = 307,095,319,830,457,679,872
  5. Step 5: Solve for x
    x = 307,095,319,830,457,679,872/19,379,976,021.60
  6. Step 6: Final answer
    x = 15,846,011,341.20

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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.