Home / 660,074,290.47-910,909,770.93-362,716,609.51

Finding the Fourth Proportional to 660,074,290.47, 910,909,770.93 and 362,716,609.51

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Solution

The fourth proportional to 660,074,290.47, 910,909,770.93 and 362,716,609.51 is: 500,552,905.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,074,290.47 : 910,909,770.93 = 362,716,609.51 : x
  2. Step 2: Convert to fraction form
    660,074,290.47/910,909,770.93 = 362,716,609.51/x
  3. Step 3: Cross multiply
    660,074,290.47x = 910,909,770.93 × 362,716,609.51
  4. Step 4: Simplify right side
    660,074,290.47x = 330,402,103,681,260,352
  5. Step 5: Solve for x
    x = 330,402,103,681,260,352/660,074,290.47
  6. Step 6: Final answer
    x = 500,552,905.11

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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.