Home / 77,142,845,425.64-115,714,658,189.95-24,079,430,416.64

Finding the Fourth Proportional to 77,142,845,425.64, 115,714,658,189.95 and 24,079,430,416.64

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Solution

The fourth proportional to 77,142,845,425.64, 115,714,658,189.95 and 24,079,430,416.64 is: 36,119,267,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,142,845,425.64 : 115,714,658,189.95 = 24,079,430,416.64 : x
  2. Step 2: Convert to fraction form
    77,142,845,425.64/115,714,658,189.95 = 24,079,430,416.64/x
  3. Step 3: Cross multiply
    77,142,845,425.64x = 115,714,658,189.95 × 24,079,430,416.64
  4. Step 4: Simplify right side
    77,142,845,425.64x = 2,786,343,060,069,604,130,816
  5. Step 5: Solve for x
    x = 2,786,343,060,069,604,130,816/77,142,845,425.64
  6. Step 6: Final answer
    x = 36,119,267,375.94

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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.