Home / 19,729,815,663.60-29,594,723,495.40-15,545,674,382.40

Finding the Fourth Proportional to 19,729,815,663.60, 29,594,723,495.40 and 15,545,674,382.40

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Solution

The fourth proportional to 19,729,815,663.60, 29,594,723,495.40 and 15,545,674,382.40 is: 23,318,511,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,729,815,663.60 : 29,594,723,495.40 = 15,545,674,382.40 : x
  2. Step 2: Convert to fraction form
    19,729,815,663.60/29,594,723,495.40 = 15,545,674,382.40/x
  3. Step 3: Cross multiply
    19,729,815,663.60x = 29,594,723,495.40 × 15,545,674,382.40
  4. Step 4: Simplify right side
    19,729,815,663.60x = 460,069,934,896,651,173,888
  5. Step 5: Solve for x
    x = 460,069,934,896,651,173,888/19,729,815,663.60
  6. Step 6: Final answer
    x = 23,318,511,573.60

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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.