Home / 12,500,592,251.02-17,250,841,800.90-7,420,974,902.33

Finding the Fourth Proportional to 12,500,592,251.02, 17,250,841,800.90 and 7,420,974,902.33

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Solution

The fourth proportional to 12,500,592,251.02, 17,250,841,800.90 and 7,420,974,902.33 is: 10,240,959,906.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500,592,251.02 : 17,250,841,800.90 = 7,420,974,902.33 : x
  2. Step 2: Convert to fraction form
    12,500,592,251.02/17,250,841,800.90 = 7,420,974,902.33/x
  3. Step 3: Cross multiply
    12,500,592,251.02x = 17,250,841,800.90 × 7,420,974,902.33
  4. Step 4: Simplify right side
    12,500,592,251.02x = 128,018,064,048,457,908,224
  5. Step 5: Solve for x
    x = 128,018,064,048,457,908,224/12,500,592,251.02
  6. Step 6: Final answer
    x = 10,240,959,906.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.