Home / 28,959,697,810.40-43,439,546,715.60-11,511,426,898.40

Finding the Fourth Proportional to 28,959,697,810.40, 43,439,546,715.60 and 11,511,426,898.40

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Solution

The fourth proportional to 28,959,697,810.40, 43,439,546,715.60 and 11,511,426,898.40 is: 17,267,140,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,959,697,810.40 : 43,439,546,715.60 = 11,511,426,898.40 : x
  2. Step 2: Convert to fraction form
    28,959,697,810.40/43,439,546,715.60 = 11,511,426,898.40/x
  3. Step 3: Cross multiply
    28,959,697,810.40x = 43,439,546,715.60 × 11,511,426,898.40
  4. Step 4: Simplify right side
    28,959,697,810.40x = 500,051,166,516,261,158,912
  5. Step 5: Solve for x
    x = 500,051,166,516,261,158,912/28,959,697,810.40
  6. Step 6: Final answer
    x = 17,267,140,347.60

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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.