Home / 15,728,485,068.80-23,592,566,013.60-9,091,891,380.80

Finding the Fourth Proportional to 15,728,485,068.80, 23,592,566,013.60 and 9,091,891,380.80

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Solution

The fourth proportional to 15,728,485,068.80, 23,592,566,013.60 and 9,091,891,380.80 is: 13,637,743,663.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,728,485,068.80 : 23,592,566,013.60 = 9,091,891,380.80 : x
  2. Step 2: Convert to fraction form
    15,728,485,068.80/23,592,566,013.60 = 9,091,891,380.80/x
  3. Step 3: Cross multiply
    15,728,485,068.80x = 23,592,566,013.60 × 9,091,891,380.80
  4. Step 4: Simplify right side
    15,728,485,068.80x = 214,501,047,590,004,817,920
  5. Step 5: Solve for x
    x = 214,501,047,590,004,817,920/15,728,485,068.80
  6. Step 6: Final answer
    x = 13,637,743,663.91

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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.