Home / 90,477,726,119.16-135,671,182,859.70-52,716,504,728.76

Finding the Fourth Proportional to 90,477,726,119.16, 135,671,182,859.70 and 52,716,504,728.76

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Solution

The fourth proportional to 90,477,726,119.16, 135,671,182,859.70 and 52,716,504,728.76 is: 79,048,301,273.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,477,726,119.16 : 135,671,182,859.70 = 52,716,504,728.76 : x
  2. Step 2: Convert to fraction form
    90,477,726,119.16/135,671,182,859.70 = 52,716,504,728.76/x
  3. Step 3: Cross multiply
    90,477,726,119.16x = 135,671,182,859.70 × 52,716,504,728.76
  4. Step 4: Simplify right side
    90,477,726,119.16x = 7,152,110,552,779,838,193,664
  5. Step 5: Solve for x
    x = 7,152,110,552,779,838,193,664/90,477,726,119.16
  6. Step 6: Final answer
    x = 79,048,301,273.18

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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.