Home / 92,723,431.40-139,176,685.02-69,613,988.84

Finding the Fourth Proportional to 92,723,431.40, 139,176,685.02 and 69,613,988.84

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Solution

The fourth proportional to 92,723,431.40, 139,176,685.02 and 69,613,988.84 is: 104,489,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,723,431.40 : 139,176,685.02 = 69,613,988.84 : x
  2. Step 2: Convert to fraction form
    92,723,431.40/139,176,685.02 = 69,613,988.84/x
  3. Step 3: Cross multiply
    92,723,431.40x = 139,176,685.02 × 69,613,988.84
  4. Step 4: Simplify right side
    92,723,431.40x = 9,688,644,197,770,476
  5. Step 5: Solve for x
    x = 9,688,644,197,770,476/92,723,431.40
  6. Step 6: Final answer
    x = 104,489,707.20

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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.