Home / 6,780,662,464.65-9,357,837,773.93-4,068,031,988.12

Finding the Fourth Proportional to 6,780,662,464.65, 9,357,837,773.93 and 4,068,031,988.12

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Solution

The fourth proportional to 6,780,662,464.65, 9,357,837,773.93 and 4,068,031,988.12 is: 5,614,198,259.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780,662,464.65 : 9,357,837,773.93 = 4,068,031,988.12 : x
  2. Step 2: Convert to fraction form
    6,780,662,464.65/9,357,837,773.93 = 4,068,031,988.12/x
  3. Step 3: Cross multiply
    6,780,662,464.65x = 9,357,837,773.93 × 4,068,031,988.12
  4. Step 4: Simplify right side
    6,780,662,464.65x = 38,067,983,403,917,754,368
  5. Step 5: Solve for x
    x = 38,067,983,403,917,754,368/6,780,662,464.65
  6. Step 6: Final answer
    x = 5,614,198,259.00

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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.