Home / 133,114,672-199,646,756.16-64,888,746.88

Finding the Fourth Proportional to 133,114,672, 199,646,756.16 and 64,888,746.88

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Solution

The fourth proportional to 133,114,672, 199,646,756.16 and 64,888,746.88 is: 97,320,810.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,114,672 : 199,646,756.16 = 64,888,746.88 : x
  2. Step 2: Convert to fraction form
    133,114,672/199,646,756.16 = 64,888,746.88/x
  3. Step 3: Cross multiply
    133,114,672x = 199,646,756.16 × 64,888,746.88
  4. Step 4: Simplify right side
    133,114,672x = 12,954,827,825,879,322
  5. Step 5: Solve for x
    x = 12,954,827,825,879,322/133,114,672
  6. Step 6: Final answer
    x = 97,320,810.93

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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.