Home / 101,363,779,805.64-139,882,154,652.16-55,014,207,762.24

Finding the Fourth Proportional to 101,363,779,805.64, 139,882,154,652.16 and 55,014,207,762.24

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Solution

The fourth proportional to 101,363,779,805.64, 139,882,154,652.16 and 55,014,207,762.24 is: 75,919,681,892.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,363,779,805.64 : 139,882,154,652.16 = 55,014,207,762.24 : x
  2. Step 2: Convert to fraction form
    101,363,779,805.64/139,882,154,652.16 = 55,014,207,762.24/x
  3. Step 3: Cross multiply
    101,363,779,805.64x = 139,882,154,652.16 × 55,014,207,762.24
  4. Step 4: Simplify right side
    101,363,779,805.64x = 7,695,505,918,263,716,478,976
  5. Step 5: Solve for x
    x = 7,695,505,918,263,716,478,976/101,363,779,805.64
  6. Step 6: Final answer
    x = 75,919,681,892.48

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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.