Home / 74,358,001.80-111,537,002.70-60,009,094.80

Finding the Fourth Proportional to 74,358,001.80, 111,537,002.70 and 60,009,094.80

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Solution

The fourth proportional to 74,358,001.80, 111,537,002.70 and 60,009,094.80 is: 90,013,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,358,001.80 : 111,537,002.70 = 60,009,094.80 : x
  2. Step 2: Convert to fraction form
    74,358,001.80/111,537,002.70 = 60,009,094.80/x
  3. Step 3: Cross multiply
    74,358,001.80x = 111,537,002.70 × 60,009,094.80
  4. Step 4: Simplify right side
    74,358,001.80x = 6,693,234,568,732,156
  5. Step 5: Solve for x
    x = 6,693,234,568,732,156/74,358,001.80
  6. Step 6: Final answer
    x = 90,013,642.20

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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.