Home / 99,077,084.40-148,137,329.70-73,249,051.80

Finding the Fourth Proportional to 99,077,084.40, 148,137,329.70 and 73,249,051.80

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Solution

The fourth proportional to 99,077,084.40, 148,137,329.70 and 73,249,051.80 is: 109,519,966.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,077,084.40 : 148,137,329.70 = 73,249,051.80 : x
  2. Step 2: Convert to fraction form
    99,077,084.40/148,137,329.70 = 73,249,051.80/x
  3. Step 3: Cross multiply
    99,077,084.40x = 148,137,329.70 × 73,249,051.80
  4. Step 4: Simplify right side
    99,077,084.40x = 10,850,918,936,708,978
  5. Step 5: Solve for x
    x = 10,850,918,936,708,978/99,077,084.40
  6. Step 6: Final answer
    x = 109,519,966.22

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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.