Home / 124,579,363.80-186,901,704.90-47,904,893.40

Finding the Fourth Proportional to 124,579,363.80, 186,901,704.90 and 47,904,893.40

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Solution

The fourth proportional to 124,579,363.80, 186,901,704.90 and 47,904,893.40 is: 71,869,898.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,579,363.80 : 186,901,704.90 = 47,904,893.40 : x
  2. Step 2: Convert to fraction form
    124,579,363.80/186,901,704.90 = 47,904,893.40/x
  3. Step 3: Cross multiply
    124,579,363.80x = 186,901,704.90 × 47,904,893.40
  4. Step 4: Simplify right side
    124,579,363.80x = 8,953,506,249,512,758
  5. Step 5: Solve for x
    x = 8,953,506,249,512,758/124,579,363.80
  6. Step 6: Final answer
    x = 71,869,898.64

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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.