Home / 99,644,329.80-149,466,494.70-61,181,123.40

Finding the Fourth Proportional to 99,644,329.80, 149,466,494.70 and 61,181,123.40

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Solution

The fourth proportional to 99,644,329.80, 149,466,494.70 and 61,181,123.40 is: 91,771,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,644,329.80 : 149,466,494.70 = 61,181,123.40 : x
  2. Step 2: Convert to fraction form
    99,644,329.80/149,466,494.70 = 61,181,123.40/x
  3. Step 3: Cross multiply
    99,644,329.80x = 149,466,494.70 × 61,181,123.40
  4. Step 4: Simplify right side
    99,644,329.80x = 9,144,528,056,406,146
  5. Step 5: Solve for x
    x = 9,144,528,056,406,146/99,644,329.80
  6. Step 6: Final answer
    x = 91,771,685.10

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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.