Home / 190,245,590.95-285,298,390.27-65,716,528.53

Finding the Fourth Proportional to 190,245,590.95, 285,298,390.27 and 65,716,528.53

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Solution

The fourth proportional to 190,245,590.95, 285,298,390.27 and 65,716,528.53 is: 98,550,614.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,245,590.95 : 285,298,390.27 = 65,716,528.53 : x
  2. Step 2: Convert to fraction form
    190,245,590.95/285,298,390.27 = 65,716,528.53/x
  3. Step 3: Cross multiply
    190,245,590.95x = 285,298,390.27 × 65,716,528.53
  4. Step 4: Simplify right side
    190,245,590.95x = 18,748,819,803,741,528
  5. Step 5: Solve for x
    x = 18,748,819,803,741,528/190,245,590.95
  6. Step 6: Final answer
    x = 98,550,614.03

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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.