Home / 51,204,152,948.50-70,656,897,470.38-30,600,240,869.17

Finding the Fourth Proportional to 51,204,152,948.50, 70,656,897,470.38 and 30,600,240,869.17

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Solution

The fourth proportional to 51,204,152,948.50, 70,656,897,470.38 and 30,600,240,869.17 is: 42,225,443,780.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,204,152,948.50 : 70,656,897,470.38 = 30,600,240,869.17 : x
  2. Step 2: Convert to fraction form
    51,204,152,948.50/70,656,897,470.38 = 30,600,240,869.17/x
  3. Step 3: Cross multiply
    51,204,152,948.50x = 70,656,897,470.38 × 30,600,240,869.17
  4. Step 4: Simplify right side
    51,204,152,948.50x = 2,162,118,081,661,815,226,368
  5. Step 5: Solve for x
    x = 2,162,118,081,661,815,226,368/51,204,152,948.50
  6. Step 6: Final answer
    x = 42,225,443,780.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.