Home / 66,996,934.80-100,495,402.20-64,162,582.80

Finding the Fourth Proportional to 66,996,934.80, 100,495,402.20 and 64,162,582.80

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Solution

The fourth proportional to 66,996,934.80, 100,495,402.20 and 64,162,582.80 is: 96,243,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,996,934.80 : 100,495,402.20 = 64,162,582.80 : x
  2. Step 2: Convert to fraction form
    66,996,934.80/100,495,402.20 = 64,162,582.80/x
  3. Step 3: Cross multiply
    66,996,934.80x = 100,495,402.20 × 64,162,582.80
  4. Step 4: Simplify right side
    66,996,934.80x = 6,448,044,564,676,802
  5. Step 5: Solve for x
    x = 6,448,044,564,676,802/66,996,934.80
  6. Step 6: Final answer
    x = 96,243,874.20

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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.