Home / 65,304,077,103.11-90,113,878,409.52-36,366,080,336.06

Finding the Fourth Proportional to 65,304,077,103.11, 90,113,878,409.52 and 36,366,080,336.06

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Solution

The fourth proportional to 65,304,077,103.11, 90,113,878,409.52 and 36,366,080,336.06 is: 50,181,989,961.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,304,077,103.11 : 90,113,878,409.52 = 36,366,080,336.06 : x
  2. Step 2: Convert to fraction form
    65,304,077,103.11/90,113,878,409.52 = 36,366,080,336.06/x
  3. Step 3: Cross multiply
    65,304,077,103.11x = 90,113,878,409.52 × 36,366,080,336.06
  4. Step 4: Simplify right side
    65,304,077,103.11x = 3,277,088,541,634,547,154,944
  5. Step 5: Solve for x
    x = 3,277,088,541,634,547,154,944/65,304,077,103.11
  6. Step 6: Final answer
    x = 50,181,989,961.52

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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.