Home / 26,427,528,088.20-39,641,292,132.30-15,978,972,875.40

Finding the Fourth Proportional to 26,427,528,088.20, 39,641,292,132.30 and 15,978,972,875.40

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Solution

The fourth proportional to 26,427,528,088.20, 39,641,292,132.30 and 15,978,972,875.40 is: 23,968,459,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,427,528,088.20 : 39,641,292,132.30 = 15,978,972,875.40 : x
  2. Step 2: Convert to fraction form
    26,427,528,088.20/39,641,292,132.30 = 15,978,972,875.40/x
  3. Step 3: Cross multiply
    26,427,528,088.20x = 39,641,292,132.30 × 15,978,972,875.40
  4. Step 4: Simplify right side
    26,427,528,088.20x = 633,427,131,727,829,139,456
  5. Step 5: Solve for x
    x = 633,427,131,727,829,139,456/26,427,528,088.20
  6. Step 6: Final answer
    x = 23,968,459,313.10

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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.