Home / 660,074,292.68-910,909,773.96-362,716,611.72

Finding the Fourth Proportional to 660,074,292.68, 910,909,773.96 and 362,716,611.72

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Solution

The fourth proportional to 660,074,292.68, 910,909,773.96 and 362,716,611.72 is: 500,552,908.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,074,292.68 : 910,909,773.96 = 362,716,611.72 : x
  2. Step 2: Convert to fraction form
    660,074,292.68/910,909,773.96 = 362,716,611.72/x
  3. Step 3: Cross multiply
    660,074,292.68x = 910,909,773.96 × 362,716,611.72
  4. Step 4: Simplify right side
    660,074,292.68x = 330,402,106,793,402,304
  5. Step 5: Solve for x
    x = 330,402,106,793,402,304/660,074,292.68
  6. Step 6: Final answer
    x = 500,552,908.15

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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.